Remove junk
Bug fixing, refactoring

- fix Observable.concat
- optimize ReplaySubject after done
- add Observable.repeat / Observable#repeat
- get rid of Observable.fromSequence
- add Observable.from(future / sequence)
added takeTimeout - returns an Observable which will end when the duration expires
Add Observable.max/maxBy/sum/distinct/distinctUntilChanged
Bump version
Merge branch 'master' of github.com:alexandru/monifu
Rename subscribeFn to unsafeSubscribe
Version bump 0.12.1

- Optimize Observable.merge / Observable.concat / BufferedObserver
- Add `monifu.reactive.Channel`
- Optimize/fix ConnectableObserver
Add AsyncChannel / fix docs
Bug fix - release 0.12.2
Optimizations / add BufferedObserver
Add BufferPolicy / limited BufferedObserver / bump Scala.js version
Bump project version to 0.13.0-M1
Add Observable.apply(elems*) constructor
Fix test + add Observable.flatScan
Bump version
Update README
Merge pull request #7 from alexandru/milestone

0.13.0-M2
Refactoring -> rename Done to Cancel, add MergeBuffer, optimize merge
Update documentation, refactoring, etc...