[Main] Changed regexp parsing logic

+ To put file from <include> filter it has to:
   1. be inside include folder
   2. have ext matching either <ClInclude> ext or <ClCompile> ext
   3. have filename matching accept regexp

+ To sync file from <src> filter it has to be:
   1. be inside src folder
   2. have ext matching either <ClInclude> ext or <ClCompile> ext
   3. have filename matching accept regexp
[v0.08]