Merge pull request #25 from janhui/dev-terminal_commands

Dev terminal commands
Merge pull request #27 from magdagocek/dev-terminal_commands

Dev terminal commands
Merge pull request #28 from janhui/dev-terminal_commands

updated the test files
Merge remote-tracking branch 'adam/dev' into dev-terminal_commands
Fixed a bug in PreMeshingFunctions.py