fix #30361
fix #30516: Rectify the chord in the Symbols Palette
try to serialize the compilation of the tests in Travis
remove text element if empty after edition
Merge pull request #1201 from AntonioBL/soundfont_load

fix #30361
make a library for mtest resources
remove unused framework from mac package
boost travis speed a bit
make sure resources are loaded from static library
make vtest generation less verbose
fix warning reg. unused variable