change some datatypes from char* to string
cleanup
created new class intervals to separate logic from gui
switch from printf to std::cout
switch to new initializer
added rhythm class and hearRhythm except of play
rewrite sound.cpp to play more file types
added real pattern pools and settings for hearRhythm
more settings for hearRhythm
fix for stop playback and german translation
0.1.2
Merge branch 'master' into debian