Using java 8 default methods.

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branch : org.jenetics-jdk8
Using java 8 default methods.

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branch : org.jenetics-jdk8
Using java 8 lamda expressions.

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branch : org.jenetics-jdk8
Remove superfluous type arguments.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

--HG--
branch : org.jenetics-jdk8
Using java 8 lamda expressions.

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branch : org.jenetics-jdk8
Fix typo.

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branch : org.jenetics-jdk8
Remove 'org.jenetics.Function' interface.

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branch : org.jenetics-jdk8
Add 'forach' method to 'IndexStream'.

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branch : org.jenetics-jdk8
Move 'map' method from 'MappedAccumulator' to 'Accumulator', as default method.

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branch : org.jenetics-jdk8
Rename 'MappedAccumulator' to 'AbstractAccumulator'.

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branch : org.jenetics-jdk8
rename : org.jenetics/src/main/java/org/jenetics/util/MappedAccumulator.java => org.jenetics/src/main/java/org/jenetics/util/AbstractAccumulator.java