Minor doc fixes
Merge branch 'robhudson-doc-fixes' into develop
SDKPYTHON-8 #comment add get_itemsim_topn and version check in test script
separate itemrec and itemsim test
SDKPYTHON-9 #comment change the param order of get_itemrec_topn and update doc
SDKPYTHON-9 #comment update movierec example
SDKPYTHON-8 #comment update doc
update doc for itemsim
Merge tag 'v0.6.0'

v0.6.0 release