update Readme for Linux build
sync Readme and CMakeList cmake version requirement
update install_deps.sh
Cmake: Add test to check if 64bit can have 32bit support
install_deps.sh: install is not redhat package
travis: use tinyxml2 from our repo
Merge pull request #774 from makson96/travis1

travis: use tinyxml2 from our repo
Merge pull request #772 from makson96/linux1

Set in order Linux dependencies - first blood
Fixed bug where message boxes would get stuck behind item form due to item form closing after message box been shown
Merge pull request #775 from lodle/messagebox-fix

Fixed bug where message boxes would get stuck behind item form
Fixed bug where authhash/authkey buffer was duplicated due to array syntax
Added try catch around js execution to avoid killing cef thread
Changed zeroBuffer to use memset and added tests to make sure it does what its meant to do
Fixed item handle to have recursive mutex and use lock guard
Fixed race cond in canceling validation
Fixed canceling validation to be quicker
Fixed gcc complaining about narrowing type
Merge pull request #776 from lodle/ThreadFixes

Thread fixes
Fixed uploads not being able to be resumed from dev list on play page
Fixed missing string from language file
fixed upload bar flickering like no tomorrow