Basic assertions about version updates

Travis updates

Server-size fixes for card stacking

Added set focus to description anytime a create dialog is opened

Improved login error message

Fix column widths in rooms list

Avoid crash on dereferencing null pointer

Fix velvet marble theme

fix #1695

link renaming

-`Linking FAQ` --> `How to set a custom picture url`
-updated define accordingly

Changed the default setting to play cards to the stack

CPack: Debian package

Handle more Command_JoinRoom return values

Also, handle all the Command_JoinRoom return values

CMake: Add "test" target

Uses the built in cmake -Dtest=ON

It should download googletest on the fly if needed.

Adds a new make target, `make test`

Ref #167

Fix appveyor builds

dropping jom and using plain nmake

Fix qt libraries bundling on osx

Fix volume control

fix #1547

Travis changes for package creation

Revert focus policy change

added appveyor badge to README