Document some of the VisualScript classes.

doc/classes/VisualScriptConstructor.xml

@@ -1,8 +1,10 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptConstructor" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		A Visual Script node which calls a base type constructor.
 	</brief_description>
 	<description>
+		A Visual Script node which calls a base type constructor. It can be used for type conversion as well.
 	</description>
 	<tutorials>
 	</tutorials>
@@ -40,8 +42,26 @@
 	</methods>
 	<members>
 		<member name="constructor" type="Dictionary" setter="set_constructor" getter="get_constructor">
+			The constructor function's method info. Has roughly the following structure:
+			[codeblock]
+			{
+				name = "string",
+				args = [{
+					name = "string"
+					class_name = "string"
+					type = TYPE_*
+					hint = PROPERTY_HINT_*
+					hint_string = "string"
+				}]
+				default_args = [] # Array of variants
+				flags = METHOD_FLAG_*
+				id = 0
+				return = {type = TYPE_*}
+			}
+			[/codeblock]
 		</member>
 		<member name="type" type="int" setter="set_constructor_type" getter="get_constructor_type" enum="Variant.Type">
+			The type to be constructed.
 		</member>
 	</members>
 	<constants>