rake bump_build to 0.2.0.10
rake bump_build to 0.2.0.11
changed returns; deprecating a method invocation

log_to returns dest (was nil)
log_level returns symbol (was integer)
log_level :debug   # now deprecated
log_level = :debug # now supported
tests to match
rake bump_major to 1.0.0.0
rake bump_build to 1.0.0.1
using Foo.log_level =; align message type using rjust
rake bump_build to 1.0.0.2
rake bump_build to 1.0.0.3
dropped support for Foo.log_level :debug
rake bump_minor to 1.1.0.0
rake bump_build to 1.1.0.1
Foo.log_level = :warn; italics