Imported UniversalChardet
Added Czech language model
Updated UniversalDetector to version 1.0.3
Added Czech language model

Conflicts:
	src/main/java/net/pms/util/universalchardet/prober/SBCSGroupProber.java
Update
Add Polish and German language to code page detection
Add Polish test files and formatting
Merge remote-tracking branch 'UMS/master'