added an example on how to use the HTTP binding
added an example on how to use the HTTP binding

orientechnologies/orientdb-php-odm,Krienas/orientdb-php-odm,doctrine/orientdb-odm,ruleant/orientdb-odm,Krienas/orientdb-php-odm,ruleant/orientdb-odm,doctrine/orientdb-odm,orientechnologies/orientdb-php-odm