Added some tests
Merge branch 'master' of https://github.com/CSc436/gymjournals
Merge branch 'master' of https://github.com/CSc436/gymjournals
Merge branch 'master' of https://github.com/CSc436/gymjournals
Added Weight API
Fixed Travis problems
Add more data to `populate.py`

for user body weights.
Merge pull request #100 from CSc436/97APIDateWeight

97 api date weight