mascot dat parser

src/CMakeLists.txt

...re/identification_sources/identificationmascotdatfile.cpp

...core/identification_sources/identificationmascotdatfile.h

src/input/mascot/mascotdatparser.cpp

src/input/mascot/mascotdatparser.h

src/input/mascot/mimeparser.cpp

src/input/mascot/mimeparser.h

src/utils/identificationdatasourcestore.cpp