Added translation of some new strings and svg file of South Korean flag.

Flag of South Korea is from
http://commons.wikimedia.org/wiki/File:Flag_of_South_Korea.svg

Clear chat

Users can now clear the chat in the main lobby. This removes unwanted
text and clears up memory when the client has been open a long time.

Added account age to user info window

+ Added the ability to see the account age of registered users. Changes
are both in server and client. The server will now send back the
registration date along with the user data. The client will then use
this to calculate the account age and display it in the user details
window.

Message log

Resize player names in playerlistwidget properly.

Pixmap memory, 2nd attempt

Conflicts:
	cockatrice/src/dlg_settings.cpp
	cockatrice/src/dlg_settings.h

Reset Always reveal top card when starting a new game.

Apply filters at start

Added timestamps to in game chat

+ added time stamps to the in game chat

Fixed a non-standard word in Korean Translation

Fixed a non-standard word (손패) into the word that is used in official
translation (손)

Remove some duplicated code.

Added Korean Translation

Added line breaks in Korean translation for better readability.

Edited several sentences after a third-party review

Updating to sync with origin

Conflicts:
	servatrice/CMakeLists.txt

Clean up a small pile of compiler warnings.

Fixes the "Card preview window gets stuck and can't be removed" issue by...

Remove branch decoration

Translation fixes

Optimize qt plugins installation