Merge pull request ibm-functions#54 from eweiter/issue-53

Update python to 3.6.6 and update runtime packages for July 19

tag 1.9.1

Merge pull request ibm-functions#49 from dgrove-oss/update-changelog

update changelog

update packages, runtimes bug, and lock travis to repo (ibm-functions#46

)

update watson package to 1.3.5 and other packages (ibm-functions#45)

update oudated packages, May 29 (ibm-functions#42)

add Pillow package, update other packages week of May 14 (ibm-functio…

…ns#39)

update packages, may 3 (ibm-functions#35)

update python april9 and refactor tests from user.dir (ibm-functions#29)

Add Compose libs (ibm-functions#27)