Added Solr param 'omitHeader' with a default value of 'true'. This saves a little traffic and parsing. Also added method to switch back on.

punctuation tweaks.

Added component EDisMax

Fixed collations to be able to use multiple collations

    * http://wiki.apache.org/solr/ExtendedDisMax

Added 6 new features:

    * PhraseBigramFields
    * PhraseBigramSlop
    * PhraseTrigramFields
    * PhraseTrigramSlop
    * BoostFunctionsMult
    * UserFields

Component can be requested by using

    * $edisMax = $query->getEDisMax();

All new features are tested.

Optional params for facet range

Removed all phpdoc packages and subpackages. Obsolete now namespaces are used, removing them simplifies development and maintenance