Calling sourcePath will return the fully qualified path to the source
file folder of the project specification in the S4 BSysProject object instance.
# S4 method for BSysProject
sourcePath(.Object).Object is an object instance of class BSysProject that describes the code project.
returns the fully qualified path to the source file folder of the project specification.
libraryPath
includePath
objPath
installLibraryPath
installIncludePath