#22 @Immutable DecorsManager
#23 PreFormatter annotated with @ToString
#25 Implemented SizeDecor
#25 Included Eb suffix (max range of long)
#25 Changed StringBuilder to String.format for better clarity
Removed unnecessary local variable
Merge remote branch 'fork/25'
Merge remote branch 'fork/23'
#29 fixed
Merge branch 'master' of github.com:jcabi/jcabi-log