Fixes
- 219 - add `user` option to git fetcher parameters (skycaptain thanks for reporting)
- 218 - `*.order` rules do only apply to the scope of the individual file (skycaptain thanks for reporting)
Misc
- Adapted to new constant class of `oelint-parser`
- added new CLI parameter `--constantmod`, which uses this new `oelint-parser` interface
- bumped minimum version of `oelint-parser` to 1.1.0