Merge pull request #62 from Flamefire/develop

Support relative songs
full path for party mode textures and videos
added bugtracker url to readme (just testing the bugtracker)
added bug tracker line to the main readme too (2nd bug tracker test)
another redmine test
test
Just another redmine test
Fix #{5}
fix #5
added translation page links to README and Readme.txt
Merge remote-tracking branch 'remotes/Flamefire/Better_note_timing' into develop
added Base object to XMLReader class

the Base object handling must be changed for the whole VocaluxeLib!
changed base handling in VocaluxeLib
added missing file
roadmap update
Refactored song loading
~9% faster and a bit more stable