add spacy to travis, test installation
add spacy to travis, test installation

MayankTi/aiva,MayankTi/aiva,MayankTi/aiva,kengz/aiva,kengz/aiva,kengz/aiva,kengz/jarvis,kengz/jarvis,MayankTi/aiva,kengz/aiva,kengz/jarvis