[Client] fixes #10477 Crash in NetComm

Access problems to the network interface from the keep alive timer
should be fixed with this commit.
[Nifty-Controls] Left align text in message dialogs
[Nifty-Style] Changes required for the new progress bar background
[Client] Display for the carry load in the inventory
[Client] Fixed walking animations
[Client] Fix turning with ALT+Mouse
[Client] Fixing CTRL toggle for running/walking
[Client] Fixing use of stalled input keys
[Client]Added toggle function for Avatar tags to F12 key
[Client] Show NPC/Monster chat bubbles again
[Client] Fixed updating of the carry load in the inventory
[Client] Labeling the carry load bar
[All] Bumping version of resources up to 2.1.19
Merge branch 'release/2.1.19' into develop
[All] Bumping version of resources up to 2.1.19-SNAPSHOT
Merge branch 'develop' into feature/new_lua_require