Fix show full changelog on fresh install

plexpy/__init__.py

@@ -22,6 +22,7 @@ import subprocess
 import threading
 import datetime
 import uuid
+
 # Some cut down versions of Python may not include this module and it's not critical for us
 try:
     import webbrowser
@@ -213,6 +214,8 @@ def initialize(config_file):
             except IOError as e:
                 logger.error(u"Unable to read previous version from file '%s': %s" %
                              (version_lock_file, e))
+        else:
+            prev_version = 'cfd30996264b7e9fe4ef87f02d1cc52d1ae8bfca'
 
         # Get the currently installed version. Returns None, 'win32' or the git
         # hash.
@@ -284,6 +287,7 @@ def initialize(config_file):
         _INITIALIZED = True
         return True
 
+
 def daemonize():
     if threading.activeCount() != 1:
         logger.warn(
@@ -1241,7 +1245,6 @@ def dbcheck():
             'UPDATE session_history_media_info SET subtitle_codec = "" WHERE subtitle_codec IS NULL '
         )
 
-
     # Upgrade session_history_media_info table from earlier versions
     try:
         result = c_db.execute('SELECT stream_container FROM session_history_media_info '
@@ -1598,12 +1601,14 @@ def dbcheck():
     conn_db.commit()
     c_db.close()
 
+
 def upgrade():
     if CONFIG.UPDATE_NOTIFIERS_DB:
         notifiers.upgrade_config_to_db()
     if CONFIG.UPDATE_LIBRARIES_DB_NOTIFY:
         libraries.update_libraries_db_notify()
 
+
 def shutdown(restart=False, update=False, checkout=False):
     cherrypy.engine.exit()
     SCHED.shutdown(wait=False)