Add more api doc

src/ol/parser/geojson.js

@@ -21,6 +21,8 @@ goog.require('ol.parser.StringFeatureParser');
 
 
 /**
+ * Read and write [GeoJSON](http://geojson.org/)
+ *
  * @constructor
  * @implements {ol.parser.StringFeatureParser}
  * @extends {ol.parser.Parser}

src/ol/parser/gpx.js

@@ -16,6 +16,8 @@ goog.require('ol.parser.XML');
 
 
 /**
+ * Read and write [GPX](http://www.topografix.com/gpx.asp) version 1.1
+ *
  * @constructor
  * @implements {ol.parser.DomFeatureParser}
  * @implements {ol.parser.StringFeatureParser}

src/ol/parser/kml.js

@@ -34,6 +34,9 @@ goog.require('ol.style.Stroke');
 
 
 /**
+ * Read and write [KML](http://www.opengeospatial.org/standards/kml)
+ * version 2.2
+ *
  * @constructor
  * @implements {ol.parser.DomFeatureParser}
  * @implements {ol.parser.StringFeatureParser}

src/ol/parser/ogc/gml_v2.js

@@ -7,6 +7,9 @@ goog.require('ol.parser.ogc.GML');
 
 
 /**
+ * Read and write [GML](http://www.opengeospatial.org/standards/gml)
+ * version 2.1.2
+ *
  * @constructor
  * @param {ol.parser.GMLOptions=} opt_options Optional configuration object.
  * @extends {ol.parser.ogc.GML}

src/ol/parser/ogc/gml_v3.js

@@ -9,6 +9,9 @@ goog.require('ol.parser.ogc.GML');
 
 
 /**
+ * Read and write [GML](http://www.opengeospatial.org/standards/gml)
+ * version 3.1.1
+ *
  * @constructor
  * @param {ol.parser.GMLOptions=} opt_options Optional configuration object.
  * @extends {ol.parser.ogc.GML}

src/ol/parser/ogc/wmscapabilities_v1.js

@@ -6,6 +6,8 @@ goog.require('ol.parser.XML');
 
 
 /**
+ * Read [WMS](http://www.opengeospatial.org/standards/wms) capabilities
+ *
  * @constructor
  * @extends {ol.parser.XML}
  */

src/ol/parser/ogc/wmscapabilities_v1_0_0.js

@@ -7,6 +7,9 @@ goog.require('ol.parser.ogc.WMSCapabilities_v1_1_0');
 
 
 /**
+ * Read [WMS](http://www.opengeospatial.org/standards/wms) capabilities
+ * version 1.0.0
+ *
  * @constructor
  * @extends {ol.parser.ogc.WMSCapabilities_v1_1_0}
  */

src/ol/parser/ogc/wmscapabilities_v1_1_0.js

@@ -6,6 +6,9 @@ goog.require('ol.parser.ogc.WMSCapabilities_v1_1');
 
 
 /**
+ * Read [WMS](http://www.opengeospatial.org/standards/wms) capabilities
+ * version 1.1.0
+ *
  * @constructor
  * @extends {ol.parser.ogc.WMSCapabilities_v1_1}
  */

src/ol/parser/ogc/wmscapabilities_v1_1_1.js

@@ -6,6 +6,9 @@ goog.require('ol.parser.ogc.WMSCapabilities_v1_1');
 
 
 /**
+ * Read [WMS](http://www.opengeospatial.org/standards/wms) capabilities
+ * version 1.1.1
+ *
  * @constructor
  * @extends {ol.parser.ogc.WMSCapabilities_v1_1}
  */

src/ol/parser/ogc/wmscapabilities_v1_3_0.js

@@ -6,6 +6,9 @@ goog.require('ol.parser.ogc.WMSCapabilities_v1');
 
 
 /**
+ * Read [WMS](http://www.opengeospatial.org/standards/wms) capabilities
+ * version 1.3.0
+ *
  * @constructor
  * @extends {ol.parser.ogc.WMSCapabilities_v1}
  */

src/ol/parser/ogc/wmtscapabilities.js

@@ -5,6 +5,8 @@ goog.require('ol.parser.ogc.WMTSCapabilities_v1_0_0');
 
 
 /**
+ * Read [WMTS](http://www.opengeospatial.org/standards/wmts) capabilities
+ *
  * @constructor
  * @param {Object=} opt_options Options which will be set on this object.
  * @extends {ol.parser.ogc.Versioned}

src/ol/parser/ogc/wmtscapabilities_v1_0_0.js

@@ -8,6 +8,9 @@ goog.require('ol.proj');
 
 
 /**
+ * Read [WMTS](http://www.opengeospatial.org/standards/wmts) capabilities
+ * version 1.0
+ *
  * @constructor
  * @extends {ol.parser.XML}
  */

src/ol/parser/topojson.js

@@ -17,6 +17,8 @@ goog.require('ol.parser.StringFeatureParser');
 
 
 /**
+ * Read [TopoJSON](https://github.com/mbostock/topojson)
+ *
  * @constructor
  * @implements {ol.parser.StringFeatureParser}
  * @extends {ol.parser.Parser}