v0.3.0 - 20 Mar 2015
* BEWARE! 50% of the code has been rewritten!
Features
* Matchers are now known as Filters
* Added StickySelection configuration option
* Added QueryExecutionDelay configuration option
* Added CustomFilter.BufferThreshold option
* For Windows, an extra space at the bottom has been added to facilitate
those users using an IM (which consumes an extra line)
Deprecations
* --no-ignore-case has been completely removed
* InitialMatcher configuration option has been deprecated. Use InitialFilter
* CustomMatcher configuration option has been deprecated. Use CustomFilter
* RotateMatcher action has been deprecated. Use RotateFilter
Miscellaneous
* To enable trace logs, compile with `-tags debug`, and enable the logs
via PECO_TRACE environment variable. e.g. `PECO_TRACE=1 peco ...`
