update string to raise error on invalid argument (String::static only first)
fix string.static raise error
Add min and max to Integer
- add function integer.min n and integer.max n returns
- add test and documentation to integer.min and max
raise argument error for integer.min/max
fix Integer.min and .max to be in Numeric
Update version
update gemspec
update todolist
Update README
add documentation link
prepare versionhelper
update version
add versionhelper
add incr! and decr! functions
add test to version
update readme
improve versionhelper tests
add descr