Taurenmd

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* Improved CI workflow
* Dropped COVERALLS
* Dropped Codacy
* Setup test-coverage in CodeClimate
* created `.codeclimate.yml` with explicit configuration
* updated badges

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* PR 14
* Corrected version display in documentation

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* PR 13
* Code architecture improvements
* Complete project main documentation
* Complete library documentation
* command line documented
* Code clean

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* bridged from 0.7.1
* Dropped Appveyor and EXPLICIT Windows support because of 1.
* restructured project GitHub layout. Deprecated develop branch.
* Readthedocs documentation improvements in structure and content.

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* implemented :code:`cli_rotations`, calculates roll, pitch and yaw
rotation angles of selection.

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* implemented :code:`cli_rmsf` to calculate RMSFs.