#86 Loggable allows precision of elapsed time to be specified
#86 Precision as number of fractional digits
Merge remote-tracking branch 'origin/master' into 86

Conflicts:
	src/main/java/com/jcabi/aspects/Loggable.java
	src/test/java/com/jcabi/aspects/LoggableTest.java
#86 Removed JDK6 incompatible library
#86 Checkstyle error fixes
#86 Call super
polished
polished
No need for the fields to be private in an immutable object.

No need for the fields to be private in an immutable object.

fixxx
Added test for @Immutable on interfaces
Merge remote-tracking branch 'upstream/master'
Merge remote branch 'fork/master'
Merge remote-tracking branch 'upstream/master'
Test for immutable class with public fields
#87 added logThis to Loggable