Merge pull request #55 from cemerick/master

ensure that rand-range yields values inclusive of both lower & upper bounds, fixes gh-54
Release 0.5.6
Prepare for 0.5.7
test.check rename (WIP)
Update Copyright preamble

for file in $(find src -name "*.clj"); do cat copyright $file > /tmp/a;
mv /tmp/a $file ; done
Rename import alias

s/sc/tc
Update README to reflect name change
Add contributing.md
Merge branch 'test.check-migration'
add initial pom.xml
Add missing closing brace in documentation
Update documentation with test.check name change
Update Makefile with test.check name change
Rename test.check.core -> test.check

'core' namespaces are unnecessary. There is still some question as to
whether the generators and properties namespace will remain, or if
everything will just be re-exported from the new test.check namespace.
Add simple-check migration instructions to README
Add closing-quote in README
Use BSD and Linux compatible find/sed
More detail in README
Update documentation with name change
[maven-release-plugin] prepare for next development iteration