0.4.0 (23/11/2014)

• The seed argument in .scan, .reduce, and .diff is now optional
• Removed support of "array functions"
• The default fn in obs.sampledBy(other, fn) changed from function(a, b) {return [a, b]} to function(a, b) {return a}. The default fn for Kefir.sampledBy hasn't changed.
• New method .mapEnd
• New method .skipEnd
• The fn argument in .filter, .takeWhile, and .skipWhile is now optional

0.3.0 (19/11/2014)

• Removed undocumented feature of .merge and .concat that allowed to not wrap observables to array but pass them as individual arguments
• Changed arguments order in .scan, .reduce, and .diff
• Added support of on/off methods pair to .fromEvent
• Removed undocumented support of bind/unbind pair from .fromEvent
• Method .waitFor renamed to .skipUntilBy
• New method .takeUntilBy
• Method source.flatMapFirst(fn) now won't call fn when skiping values from source

0.2.11 (03/11/2014)

• The fn argument of the .diff method is now optional
• New method .waitFor
• New method .takeWhileBy
• New method .skipWhileBy

0.2.10 (26/10/2014)

• Method .transform renamed to .flatten
• New method .slidingWindow

0.2.9 (19/10/2014)

• The fn argument of the .transform method is now optional
• New method .transduce

0.2.8 (12/10/2014)

• Method .flatMapWithConcurrencyLimit renamed to .flatMapConcurLimit
• New method .transform
• New method .timestamp
• New method Kefir.bus

0.2.7 (05/10/2014)

Methods so far:

• Kefir.emitter
• Kefir.never
• Kefir.later
• Kefir.interval
• Kefir.sequentially
• Kefir.repeatedly
• Kefir.fromPoll
• Kefir.withInterval
• Kefir.fromCallback
• Kefir.fromEvent
• Kefir.fromBinder
• Kefir.constant
• jQuery::asKefirStream
• jQuery::asKefirProperty
• .toProperty
• .changes
• .onValue
• .offValue
• .onEnd
• .offEnd
• .onAny
• .offAny
• .log
• .offLog
• .map
• .mapTo
• .pluck
• .invoke
• .not
• .tap
• .filter
• .take
• .takeWhile
• .skip
• .skipWhile
• .skipDuplicates
• .diff
• .scan
• .reduce
• .delay
• .throttle
• .debounce
• .withHandler
• .combine
• .and
• .or
• .sampledBy
• .merge
• .concat
• .pool
• .flatMap
• .flatMapLatest
• .flatMapFirst
• .flatMapConcat
• .flatMapWithConcurrencyLimit
• .awating
• .filterBy