Create v5.3.1 branch for the Qt library source code in LFO.
delete unused entry
add gitignore file
remove caches of files will be automatically genarated by configure, make
add dependent libraries to enable fontconfig and otf font support
Merge branch 'v5.3.1-k' of github.com:korgitaly/lfo-qt5 into v5.3.1-k

Conflicts:
	qtbase/.qmake.cache
	qtbase/bin/syncqt.pl
	qtbase/config.tests/.qmake.cache
	qtbase/tests/auto/corelib/io/qfileselector/platforms/+darwin/test
	qtbase/tests/auto/corelib/io/qfileselector/platforms/+darwin/test2
	qtbase/tests/auto/corelib/io/qfileselector/platforms/+unix/+ios/test
	qtbase/tests/auto/corelib/io/qfileselector/platforms/+unix/+mac/test