ninjabot.py: code style fixes
plugins: core: config: use 'with' to open() files
plugins: games: uno: code style fixes
plugins: core: *: code style fixes
plugins: misc: regex: added my comments
apis: *: code style fixes
*: indentation fixes (we use tabs, not spaces)
kronos: fixed error in indentation
*: removed all instances of "'format' % var" syntax
Merge pull request #59 from cyphar/fix-style

Style Fixes