added navigation element for crash trends fixes bug 767196
mock time.sleep() and utc_now()
improved way of doing patches
catch error instead of adding a new function

instead of using a function that queries for the database, be pythonic
and catch the error that is thrown when `CREATE DATABASE` is run and a
database already exists.
Bug 751410 - Changing data format to properly provide dates to front-end.
Added results grid for matview functions.
relevant changes made to graph to display data according to new data structure
Merge pull request #755 from ossreleasefeed/finalize-crash-trends

Finalize crash trends
Merge pull request #685 from ossreleasefeed/add-crash-trends-nav-767196

added navigation element for crash trends fixes bug 767196
Fixes bug 790845 - Do not separate by OS or crash type when filtering.
Merge pull request #822 from AdrianGaudebert/790845-fix-os-filter-in-daily-crashes

Fixes bug 790845 - Do not separate by OS or crash type when filtering.
19.0 changes, some post-mobeta cleanup.
Modifications to minidb creation following mobeta, initial version for testing.
Changes to crash accounting in order to fix bug 790844
Fixes bug 790844 - Corrected SQL query for daily crashes in the middleware.
Merge pull request #824 from AdrianGaudebert/790844-fix-sql-for-crashes-by-user

Fixes bug 790844 - Corrected SQL query for daily crashes in the middleware.
added options to choose browser hang or plugin hang for by version and by os fixes bug 791737
Merge pull request #826 from ossreleasefeed/fix-hangs-in-cadu-791737

added options to choose browser hang or plugin hang for by version and by os fixes bug 791737
Merge pull request #823 from jberkus/master

Changes to crashes_by_user and product_crash_ratio resolve bug 790844
Modification to crash_by_user views to resolve ongoing math issues.