JBIDE-17257 clean up formatting of json files
clean up email output, adding more whitespace and blocking the content more legibly so people can filter on their name more easily
JBIDE-17257 include assignees' email addresses in email output
tweak email output based on jenkins job run
tweak email output based on jenkins job run
tweak email output based on jenkins job run
use real words for json files, so they parse easier in emails
because json now has spaces and case, make sure output file is still spaceless and lowercase (because max likes lowercase artifacts)
new parser to create legible logs and emails instead of junit cruft
enable email delivery
tweak console output (better engrish) and refactor variables to be more meaningful and mixedCase
Cleanup and merge of codebase from @nickboldts improvments.

* Merge render-email.py and render-testcase.py into one to avoid duplication of code.
* Fixed some, but not all casing differences
* introduce --smtphost and --nobodysemail
* Added intro line and outtro text with link to underlying jira query
* Fixed words/concepts (i.e. Issue->Summary, JIRA->issue)