fixes #1009 and fixes #929
fixes #1009 and fixes #929

added new library to generate binary trees for QTree and put it into the app in order to offer different tree-branching options

FieldDB/FieldDBGlosser,vronvali/iLanguage,vronvali/iLanguage,iLanguage/iLanguage,vronvali/iLanguage,iLanguage/iLanguage,iLanguage/iLanguage,cesine/iLanguage,cesine/FieldDBGlosser,vronvali/iLanguage,cesine/iLanguage,cesine/iLanguage,iLanguage/iLanguage,iLanguage/iLanguage,vronvali/iLanguage,cesine/iLanguage,vronvali/iLanguage,cesine/iLanguage,cesine/FieldDBGlosser,FieldDB/FieldDBGlosser