Remove current field tracking from Builder::field()

This can be done by the ODM (see: doctrine/mongodb-odm@d607bec0560f977274a818bf99d2d7f4d7f3e91b).
Use FQCN in code coverage annotation
Remove executable bit from class files
Merge branch '1.0.x'
Fix namespace docs

 - Prefix all global classes references with a \ where it was missing
 - Fix local references

This helps IDEs like Netbeans and PHPStorm to provide autocompletion.
Clean up event argument class docblocks
Use master branch for build status image
Clean up docblocks for Builder and Expr classes
Clean up docs in Query class.
Clean up docs in Collection class
Clean up docs in various auxiliary classes
Clean up docs for core wrapper classes
Clean up docs for GridFS classes
Add missing use statement
Clean up docs for loggable classes
Merge pull request #118 from doctrine/doc-cleanup

[WIP] Documentation cleanup
Fix $field type documentation for distinct command
Add doc blocks for event constructors
add $geoIntersects criteria with box geometry
GeoJSON format expects a number