added @method phpdoc
use selectOne instead on select
fix some code formatting
fixes doc blocks
remove getSchemaGrammar and just inherit from parent class
remove unused $table variable
remove unnecessary else statement
refactor OracleEloquent binaries
extract auto-increment functions to its own class
update read me and allow L4 and L5 to use v2.0
clean up read me and update composer keywords and description
fix travis and drop support for L4.1 and below/PHP 5.3
fix boolean return type
fix composer >.<