Basic info in readme

Author: RomanJuranek

README.md

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 # pclines-python
-PCLines for Python
+
+This package implements a Hough Trenaform for lines from paper `Dubska et al, PCLines - Line detection with parallel coordinates, CVPR 2011` with few little improvements.
+
+# Requrements
+
+* Python 3.6+
+* numpy
+* numba
+* scikit-image
+
+# Example
+
+TBD
+
+# Contribute
+
+If you have a suggestion for improvement, let us know by filling an issue. Or you can fork the project and submit a pull request.
+