Renumbering commandline, pdll_arm and toolchain_macro tests to avoid duplicates. Renaming qt_helloworld, commandline and whatcomp to match the test and file names. Allocating ids to qt_helloworld and apply_usecases. Fixing typo in commandline test and enabling it so it actually runs.

NOTESRC_RELEASER
Nokia Corporation

NOTESRC_RELEASE_REASON
Seclib Release