added test for creating a corpus

for https://github.com/OpenSourceFieldlinguistics/FieldDB/issues/1780
using jenkins as a testing user

for https://github.com/OpenSourceFieldlinguistics/FieldDB/issues/1780
tweeking create corpus test so it passes in chrome safari and firefox
added test for editing corpus details fo

for https://github.com/OpenSourceFieldlinguistics/FieldDB/issues/1780
edit corpus is a lot of text diffs and so its a bit pikcy

it passes on chrome, but not on safari... for https://github.com/OpenSourceFieldlinguistics/FieldDB/issues/1780
Merge pull request #2 from cesine/master

More tests for spreadsheet release prep