test file updates for openbibl/tooltip

Attempted fix of openbibl/tooltip Jasmine tests, to
avoid sporatic failure of tooltip text to appear during
behavior tests.

Cosmetic whitespace changes in SpecRunner.js and download.js
test file.
added initializer call for opb/event module in obp/highlight test case
fix tooltip clipping after filter

Fixed container element for the Bootstrap Tooltip
elements, due to occasional tooltip box clipping
after a filter of the entries.

Commit addresses kirchebombe/openbibl issue \#22.
Merge pull request #23 from rnathanday/issue-22

Issue 22