Fix tab-completion of empty string

Closes #301
Use shades of gray instead of green readmarker. Fixes #212

Also more space above and under it.
Merge pull request #303 from glowing-bear/fixtabcompletion

Fix tab-completion of empty string
Rewrite bear PNGs to be stored more effective
Merge pull request #307 from xhochy/shrink-the-bear

Rewrite bear PNGs to be stored more effective
Merge pull request #304 from torhve/readmarker

Use shades of gray instead of green readmarker. Fixes #212
Use minified libraries

How did that happen? :O
Use our name in the title
Merge pull request #311 from glowing-bear/title

Use our name in the title
Fix input bar bleeding into nicklist & mobile input bar jumps

Closes #298
Merge pull request #312 from glowing-bear/inputbar

Fix input bar bleeding into nicklist & mobile input bar jumps
Image plugin: case insensitive regex

Fixes #305