The functions shared by pre-commit and pre-receive hooks have been
consolidated into bin/tools/HookFunctions in order to reduce
duplication. The #ifndef/#define and copyright checks have also been
fixed to operate on the staged changes, not the saved file.
Patch contributed by Bruno Santos
Resolves bug-report http://bugs.openfoam.org/view.php?id=2267
1. Spaced ending of multi-level template parameters are not allowed, such as:
List<List<scalar> >
which instead should be:
List<List<scalar>>
2. The use of the 'NULL' macro should be replaced by 'nullptr'