Fix searches freezing due to unescaped ignored or required words

Conflicts:
	CHANGES.md
Merge pull request #32 from adam111316/feature/FixNonEscapedWords

Fix searches freezing due to unescaped ignored or required words
Add failed database to unit tests tear down function
Fix purging of database files in tear down function during unit tests
Merge pull request #33 from adam111316/feature/AddFailedDatabaseUnitTest

Add failed database to unit tests tear down function
Add auto focus to home page Search Show box.

Add ability to auto focus on Show List/Layout:Simple when page is refreshed, can control this option via General Config/Interface.
Merge pull request #47 from JackDandy/feature/AddFocusToHomeSearchBox

Add auto focus to home page Search Show Name field.
Merge branch 'release/0.4.0' into develop
Merge branch 'release/0.4.0' into develop
Add TVRage network name standardization
Merge pull request #19 from adam111316/feature/AddNetworkStandardization

Add TVRage network name standardization
Merge branch 'release/0.4.0' into develop
Merge branch 'release/0.4.0' into develop
Merge branch 'release/0.4.0' into develop
Merge branch 'release/0.4.0' of github.com:SickGear/SickGear into release/0.4.0
Merge branch 'release/0.4.0' into develop
Change some provider images. Add a few new images.

Add nzbs_in and nzb_is for custom providers to use.
Add network images for Esquire and Smithsonian.
Add a tweaked 6box for dark and light themes.
Reduce size of some images.
Merge pull request #63 from JackDandy/feature/AddImages

Change some provider images. Add a few new images.
Merge branch 'release/0.4.0' into develop
Remove redundant Coming Eps template code used in the old UI.

The submenu variable is no longer used on the Coming Eps page.
Merge pull request #71 from JackDandy/RemoveOldUICodeForComingEps

Remove redundant Coming Eps template code used in the old UI.