fixed check-version for empty directory
fixed check-version for empty directory
finished documenation for aql graph
fixed errors, added (standalone) vertex collection function for graphs
Merge branch 'devel' of https://github.com/triAGENS/ArangoDB into devel
tmp repaired empty block for commit
fixed tests
fixed string constraints
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Adjust tests to @fceller's bug fix
Merge pull request #898 from triAGENS/fix-build

Adjust tests to @fceller's bug fix
Allow controller-free apps.