Merge pull request #6 from jakeasmith/develop-2

Updated readme to match implementation.
factor WhereTrait into WhereInterface
factor ValuesTrait into ValuesInterface; bugfixes
remove duplicate property
factor OrderByTrait into OrderByInterface
factor ReturningTrait into ReturningInterface
factor LimitTrait and LimitOffsetTrait into LimitInterface and LimitOffsetInterface; clean up
fix typos, add missing annotations, clean up
convert to traditional array() syntax
traditional array syntax in test-suite
clean redundant interface declarations; passing all unit tests under PHP 5.3 and PHP 5.4
Merge pull request #8 from mindplay-dk/5.3-compat

PHP 5.3 compatibility, esp. removal of traits in favor of interfaces.
coding style change
raise test coverage to 100%
now available for 5.3
factor away AbstractQuery::$stm
all build_() methods return strings
passing all unit tests
factor away driver-specific build() methods
passing all unit-tests
use composer psr-4 autoloading
Merge pull request #9 from mindplay-dk/string-build

Modify how the statement gets built
add community links