diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3f7d173c..baffea0b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,31 @@
 # Changelog
 
+## v1.4.21 (2017-07-01)
+
+* New: Updated donation methods.
+
+
+## v1.4.20 (2017-06-24)
+
+* New: Added platform image for the PlexTogether player.
+* Fix: Corrected math used to calculate human duration. (Thanks @senepa)
+* Fix: Sorting of 4k in media info tables.
+* Fix: Update file sizes when refreshing media info tables.
+* Fix: Support a custom port for Mattermost (Slack) notifications.
+
+
+## v1.4.19 (2017-05-31)
+
+* Fix: Video resolution not showing up for transcoded streams on PMS 1.7.x.
+
+
+## v1.4.18 (2017-04-22)
+
+* New: Added some new Arnold quotes. (Thanks @senepa)
+* Fix: Text wrapping in datatable footers.
+* Fix: API command get_apikey. (Thanks @Hellowlol)
+
+
 ## v1.4.17 (2017-03-04)
 
 * New: Configurable month range for the Plays by month graph. (Thanks @Pbaboe)
diff --git a/README.md b/README.md
index 3a55c328..89be468a 100644
--- a/README.md
+++ b/README.md
@@ -1,15 +1,13 @@
 # PlexPy
 
-[![Join the chat at https://gitter.im/plexpy/general](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/plexpy/general?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+[![Discord](https://img.shields.io/badge/Discord-PlexPy-738bd7.svg?style=flat-square)](https://discord.gg/36ggawe)
+[![Gitter](https://img.shields.io/badge/Gitter-PlexPy-ed1965.svg?style=flat-square)](https://gitter.im/plexpy/general)
+[![Plex Forums](https://img.shields.io/badge/Plex%20Forums-PlexPy-E5A00D.svg?style=flat-square)](https://forums.plex.tv/discussion/169591/plexpy-another-plex-monitoring-program)
 
 A python based web application for monitoring, analytics and notifications for [Plex Media Server](https://plex.tv).
 
 This project is based on code from [Headphones](https://github.com/rembo10/headphones) and [PlexWatchWeb](https://github.com/ecleese/plexWatchWeb).
 
-* [Plex forum thread](https://forums.plex.tv/discussion/169591/plexpy-another-plex-monitoring-program)
-* [Gitter chat](https://gitter.im/plexpy/general)
-* [/r/Plex Discord server](https://discord.gg/011TFFWSuNFI02EKr) | [PlexPy Discord server](https://discord.gg/36ggawe)
-
 ## Features
 
 * Responsive web design viewable on desktop, tablet and mobile web browsers.
diff --git a/data/interfaces/default/base.html b/data/interfaces/default/base.html
index b319ae92..07c19dfe 100644
--- a/data/interfaces/default/base.html
+++ b/data/interfaces/default/base.html
@@ -223,8 +223,7 @@
                             <li><a href="${anon_url('https://github.com/%s/plexpy/wiki/Frequently-Asked-Questions-(FAQ)' % plexpy.CONFIG.GIT_USER)}" target="_blank"><i class="fa fa-fw fa-question-circle"></i> FAQ</a></li>
                             <li><a href="settings?support=true"><i class="fa fa-fw fa-comment"></i> Support</a></li>
                             <li role="separator" class="divider"></li>
-                            <li><a href="${anon_url('https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=DG783BMSCU3V4')}" target="_blank"><i class="fa fa-fw fa-paypal"></i> Paypal</a></li>
-                            <li><a href="${anon_url('https://www.coinbase.com/JonnyWong16')}" target="_blank"><i class="fa fa-fw fa-btc"></i> Bitcoin</a></li>
+                            <li><a href="#" data-target="#donate-modal" data-toggle="modal"><i class="fa fa-fw fa-heart"></i> Donate</a></li>
                             <li role="separator" class="divider"></li>
                             % if plexpy.CONFIG.CHECK_GITHUB:
                             <li><a href="#" id="nav-update"><i class="fa fa-fw fa-arrow-circle-up"></i> Check for Updates</a></li>
@@ -294,6 +293,63 @@ ${next.modalIncludes()}
         </div>
     </div>
 </div>
+% else:
+<div id="donate-modal" class="modal fade" tabindex="-1" role="dialog" aria-labelledby="crypto-donate-modal">
+    <div class="modal-dialog" role="document">
+        <div class="modal-content">
+            <div class="modal-header">
+                <button type="button" class="close" data-dismiss="modal" aria-hidden="true"><i class="fa fa-remove"></i></button>
+                <h4 class="modal-title">PlexPy Donation</h4>
+            </div>
+            <div class="modal-body">
+                <div class="row">
+                    <div class="col-md-12" style="text-align: center;">
+                        <h4>
+                            <strong>Thank you for supporting PlexPy!</strong>
+                        </h4>
+                        <p>
+                            Please select a donation method.
+                        </p>
+                    </div>
+                </div>
+                <ul id="donation_type" class="nav nav-pills" role="tablist" style="display: flex; justify-content: center; margin: 10px 0;">
+                    <li class="active"><a href="#paypal-donation" role="tab" data-toggle="tab">PayPal</a></li>
+                    <li><a href="#flattr-donation" role="tab" data-toggle="tab">Flattr</a></li>
+                    <li><a href="#crypto-donation" role="tab" data-toggle="tab" class="crypto-donation" data-coin="Bitcoin" data-address="15YMw9c8uH7QecVPXSSjdZ7s55vnbmdKLq">Bitcoin</a></li>
+                    <li><a href="#crypto-donation" role="tab" data-toggle="tab" class="crypto-donation" data-coin="Ethereum" data-address="0x8512f6545858eB6269A0F39349F1cC86Df6Ffaf6">Ethereum</a></li>
+                    <li><a href="#crypto-donation" role="tab" data-toggle="tab" class="crypto-donation" data-coin="Litecoin" data-address="LZWsygTHuL4KNbg2H5EzXBDdJKNtZoqq2R">Litecoin</a></li>
+                </ul>
+                <div class="tab-content">
+                    <div role="tabpanel" class="tab-pane active" id="paypal-donation" style="text-align: center">
+                        <p>
+                            Click the button below to continue to PayPal.
+                        </p>
+                        <a href="${anon_url('https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=6XPPKTDSX9QFL&lc=US&item_name=PlexPy&currency_code=USD&bn=PP%2dDonationsBF%3abtn_donate_LG%2egif%3aNonHosted')}" target="_blank">
+                            <img src="images/gold-rect-paypal-34px.png" alt="PayPal">
+                        </a>
+                    </div>
+                    <div role="tabpanel" class="tab-pane" id="flattr-donation" style="text-align: center">
+                        <p>
+                            Click the button below to continue to Flattr.
+                        </p>
+                        <a href="${anon_url('https://flattr.com/submit/auto?user_id=JonnyWong16&url=https://github.com/JonnyWong16/plexpy&title=PlexPy&language=en_GB&tags=github&category=software')}" target="_blank">
+                            <img src="images/flattr-badge-large.png" alt="Flattr">
+                        </a>
+                    </div>
+                    <div role="tabpanel" class="tab-pane" id="crypto-donation">
+                        <label>QR Code</label>
+                        <pre id="crypto_qr_code" style="text-align: center"></pre>
+                        <label><span id="crypto_type_label"></span> Address</label>
+                        <pre id="crypto_address" style="text-align: center"></pre>
+                    </div>
+                </div>
+            </div>
+            <div class="modal-footer">
+                <input type="button" class="btn btn-bright" data-dismiss="modal" value="Close">
+            </div>
+        </div>
+    </div>
+</div>
 % endif
 
 <div id="confirm-modal" class="modal fade" tabindex="-1" role="dialog" aria-labelledby="confirm-modal">
@@ -320,8 +376,10 @@ ${next.modalIncludes()}
 <script src="${http_root}js/bootstrap-hover-dropdown.min.js"></script>
 <script src="${http_root}js/pnotify.custom.min.js"></script>
 <script src="${http_root}js/script.js"></script>
+<script src="${http_root}js/jquery.qrcode.min.js"></script>
 % if _session['user_group'] == 'admin' and plexpy.CONFIG.BROWSER_ENABLED:
 <script src="${http_root}js/ajaxNotifications.js"></script>
+% else:
 % endif
 <script>
     % if _session['user_group'] == 'admin':
@@ -357,6 +415,16 @@ ${next.modalIncludes()}
         $(this).html('<i class="fa fa-spin fa-refresh"></i> Checking');
         window.location.href = "checkGithub";
     });
+
+    $('#donation_type a.crypto-donation').on('shown.bs.tab', function () {
+        var crypto_type = $(this).data('coin');
+        var crypto_address = $(this).data('address')
+        $('#crypto_qr_code').empty().qrcode({
+            text: crypto_type + ":" + crypto_address
+        });
+        $('#crypto_type_label').html(crypto_type);
+        $('#crypto_address').html(crypto_address);
+    });
     % endif
 
     $('.dropdown-toggle').click(function (e) {
diff --git a/data/interfaces/default/css/plexpy.css b/data/interfaces/default/css/plexpy.css
index d11b9a0f..2a571d5a 100644
--- a/data/interfaces/default/css/plexpy.css
+++ b/data/interfaces/default/css/plexpy.css
@@ -2621,6 +2621,9 @@ a .home-platforms-list-cover-face:hover
 .dataTables_paginate li {
     margin: 0;
 }
+div.dataTables_info {
+    white-space: normal !important;
+}
 .tooltip.top .tooltip-arrow {
     border-top-color: #fff;
 }
diff --git a/data/interfaces/default/images/flattr-badge-large.png b/data/interfaces/default/images/flattr-badge-large.png
new file mode 100644
index 00000000..cbf1bbba
Binary files /dev/null and b/data/interfaces/default/images/flattr-badge-large.png differ
diff --git a/data/interfaces/default/images/gold-rect-paypal-34px.png b/data/interfaces/default/images/gold-rect-paypal-34px.png
new file mode 100644
index 00000000..a6ab3cce
Binary files /dev/null and b/data/interfaces/default/images/gold-rect-paypal-34px.png differ
diff --git a/data/interfaces/default/images/platforms/plextogether.png b/data/interfaces/default/images/platforms/plextogether.png
new file mode 100644
index 00000000..f21a81b8
Binary files /dev/null and b/data/interfaces/default/images/platforms/plextogether.png differ
diff --git a/data/interfaces/default/js/script.js b/data/interfaces/default/js/script.js
index cdb85c65..1983546c 100644
--- a/data/interfaces/default/js/script.js
+++ b/data/interfaces/default/js/script.js
@@ -261,6 +261,8 @@ function getPlatformImagePath(platformName) {
         return 'images/platforms/pmp.png';
     } else if (platformName.indexOf("DLNA") > -1) {
         return 'images/platforms/dlna.png';
+    } else if (platformName.indexOf("PlexTogether") > -1) {
+        return 'images/platforms/plextogether.png';
     } else {
         return 'images/platforms/default.png';
     }
diff --git a/plexpy/api2.py b/plexpy/api2.py
index eb2a80b8..193c3e4a 100644
--- a/plexpy/api2.py
+++ b/plexpy/api2.py
@@ -455,7 +455,7 @@ General optional parameters:
         data = None
         apikey = hashlib.sha224(str(random.getrandbits(256))).hexdigest()[0:32]
         if plexpy.CONFIG.HTTP_USERNAME and plexpy.CONFIG.HTTP_PASSWORD:
-            if username == plexpy.HTTP_USERNAME and password == plexpy.CONFIG.HTTP_PASSWORD:
+            if username == plexpy.CONFIG.HTTP_USERNAME and password == plexpy.CONFIG.HTTP_PASSWORD:
                 if plexpy.CONFIG.API_KEY:
                     data = plexpy.CONFIG.API_KEY
                 else:
diff --git a/plexpy/helpers.py b/plexpy/helpers.py
index ff6300f8..8b9945f2 100644
--- a/plexpy/helpers.py
+++ b/plexpy/helpers.py
@@ -205,10 +205,10 @@ def human_duration(s, sig='dhms'):
     hd = ''
 
     if str(s).isdigit() and s > 0:
-        d = int(s / 84600)
-        h = int((s % 84600) / 3600)
-        m = int(((s % 84600) % 3600) / 60)
-        s = int(((s % 84600) % 3600) % 60)
+        d = int(s / 86400)
+        h = int((s % 86400) / 3600)
+        m = int(((s % 86400) % 3600) / 60)
+        s = int(((s % 86400) % 3600) % 60)
 
         hd_list = []
         if sig >= 'd' and d > 0:
diff --git a/plexpy/libraries.py b/plexpy/libraries.py
index e1ec52f7..4deee3a7 100644
--- a/plexpy/libraries.py
+++ b/plexpy/libraries.py
@@ -382,7 +382,7 @@ class Libraries(object):
                 pass
 
         # If no cache was imported, get all library children items
-        cached_items = {d['rating_key']: d['file_size'] for d in rows}
+        cached_items = {d['rating_key']: d['file_size'] for d in rows} if not refresh else {}
 
         if refresh or not rows:
             pms_connect = pmsconnect.PmsConnect()
@@ -492,6 +492,8 @@ class Libraries(object):
                 results = sorted(results, key=lambda k: helpers.cast_to_int(k['media_index']), reverse=reverse)
             elif sort_key == 'file_size' or sort_key == 'bitrate':
                 results = sorted(results, key=lambda k: helpers.cast_to_int(k[sort_key]), reverse=reverse)
+            elif sort_key == 'video_resolution':
+                results = sorted(results, key=lambda k: helpers.cast_to_int(k[sort_key].replace('4k', '2160p').rstrip('p')), reverse=reverse)
             else:
                 results = sorted(results, key=lambda k: k[sort_key], reverse=reverse)
 
diff --git a/plexpy/version.py b/plexpy/version.py
index da379833..0bf75532 100644
--- a/plexpy/version.py
+++ b/plexpy/version.py
@@ -1,2 +1,2 @@
 PLEXPY_BRANCH = "master"
-PLEXPY_RELEASE_VERSION = "1.4.17"
\ No newline at end of file
+PLEXPY_RELEASE_VERSION = "1.4.21"
diff --git a/plexpy/webserve.py b/plexpy/webserve.py
index aaa0b532..a892a8d7 100644
--- a/plexpy/webserve.py
+++ b/plexpy/webserve.py
@@ -4632,13 +4632,18 @@ class WebInterface(object):
                       'Come with me if you want to live.',
                       'Who is your daddy and what does he do?',
                       'Oh, cookies! I can\'t wait to toss them.',
-                      'Can you hurry up. My horse is getting tired.',
+                      'Make it quick because my horse is getting tired.',
                       'What killed the dinosaurs? The Ice Age!',
                       'That\'s for sleeping with my wife!',
                       'Remember when I said I\'d kill you last... I lied!',
                       'You want to be a farmer? Here\'s a couple of acres',
                       'Now, this is the plan. Get your ass to Mars.',
-                      'I just had a terrible thought... What if this is a dream?'
+                      'I just had a terrible thought... What if this is a dream?',
+                      'Well, listen to this one: Rubber baby buggy bumpers!',
+                      'Take your toy back to the carpet!',
+                      'My name is John Kimble... And I love my car.',
+                      'I eat Green Berets for breakfast.',
+                      'Put that cookie down! NOW!'
                       ]
 
         return random.choice(quote_list)