Minor style change

Kibit suggestion
Rework README
Add real-world example tests to the README
Add not-empty generator modifier
Release 0.5.1
Prepare for 0.5.2
hash-map generator makes maps with values that match the generators supplied
Merge pull request #29 from AlexBaranosky/master

hash-map generator makes maps with values that match the generators supp...
README typo
Merge pull request #30 from alandipert/master

README typo
Update generator documentation
Improve sequence shrinking

Consider all elements in a sequence for removal when shrinking a
sequence. Previously, we only considered remove the first or last
element, in addition to shrinking the individual elements of the
sequence.
Release 0.5.2
Prepare for 0.5.3
Add collection-check to examples
fix typo

sc/quickcheck → sc/quick-check
Merge pull request #31 from also/patch-1

fix typo
Remove runtime dependencies

simple-check only needs Clojure and codox-md for development. Since
simple-check is a library, users will already have Clojure as a
dependency.
Update Clojure dev-dependency to 1.5.1
Release 0.5.3