show MIT license
remove rails 2 instructions and redundant instructions
Merge pull request #57 from grosser/grosser/readme

remove rails 2 and redundant instructions
Merge pull request #56 from grosser/grosser/license

show MIT license
simplify rakefile
update travis
cleanup core extensions
make config not use self / add privacy
Merge pull request #62 from grosser/grosser/config

make config not use self / add privacy
Merge pull request #60 from grosser/grosser/travis

update travis
Merge pull request #59 from grosser/grosser/rakefile

simplify rakefile
Merge pull request #61 from grosser/grosser/cleanup

cleanup core extensions
replace shoulda with minitest + add colors + make each file runnable

Conflicts:
	Gemfile.lock
	Rakefile
	business_time.gemspec
	test/helper.rb
	test/test_business_days.rb
	test/test_business_days_eastern.rb
	test/test_business_days_utc.rb
	test/test_time_extensions.rb
	test/test_time_with_zone_extensions.rb
Merge pull request #58 from grosser/grosser/tests

replace shoulda with minitest + add colors + make each file runnable
make config threadsafe
add with method to dynamically change config