Allow keyspace to be null

Separation between client configuration and connection configuration (with keyspaces defined).
We do not have to define a keyspace for a new client.

Fix default_pagesize settings

Merge pull request #25 from Coservit/master

Modifier la valeur à saisir pour désactiver la pagination

Fix typo in readme and phpdoc

Merge pull request #21 from M6Web/fix/readme

Delete the beta flag in composer information

Stable version 1.0.0

Merge pull request #20 from M6Web/type-utils

Add Type util class

Follow the latest datastax cassandra driver

• Add method schema() in client
• update datacollector to allow correct displaying of statement arguments and execution options

Bundle in beta release

Follow the latest release of datastax cassandra driver.

• Added option to disable the persistent connection
• Added retries option for synchronous request
• datastax/php-driver only required in dev in composer

Beta release

Merge pull request #9 from M6Web/documentation

Updating README