Merge pull request #152 from LinguList/master

Increasing the accuracy of default tokenization/segmentation in LingPy
added tests and addressed #109
Merge pull request #153 from xrotwang/testing

added tests and addressed #109
split tokenization into two files with and without merged vowels
Update README.md

Fixed typo for issue 150: https://github.com/lingpy/lingpy/issues/150
Merge pull request #154 from JavaDevVictoria/master

Fixed typo in Readme for issue 150
Merge remote-tracking branch 'upstream/master'