remove old dirs
add gitignore
merge legacy and composer versions of repo into single pubnub/php
add cleaning up to builder
remove redundant comments
remove path commments from parsed .php files
Update README.md
add README.md for core folder
fix json decode
add examples
remove code duplications
add support of hash config for constructor
add uuid param to constructor
add array support as subscribe#channel argument
make uuid() method static
fix include_token url param for history
add composer stuff to .gitignore
remove history method; rename detailedHistory => history
add unit tests
add history tests