Added implementation for r_set_insert()
Fix: Value to insert is not constant
Merge pull request #182 from matthiasbeyer/implement-r_set_insert

Added implementation for r_set_insert()
Add "-halt-on-error"-flag to pdflatex involcation
Add "-halt-on-error"-flag to mpost involcation
Merge pull request #198 from neithernut/fix-paper-build

Fix paper build
Enable parallel builds on Travis CI
Merge pull request #200 from neithernut/add-build_env-speedup

Add build env speedup
Added whitespace protection
Added die function
Added build as requirement of commit hook
Added ctest checks to pre-commit hook
Moved cd call
Simplifyied evaluation of $bad
Exchanged shebang: bash -> sh
Perform availability check on cmake, ctest, make
Added some verbosity
Colorize output only if git itself would do so
Added description to git command
Merge pull request #201 from manuelmessner/refactor-pre_commit_hook

Refactor pre commit hook