fix doc
add the doc the movie page
fix doc
add doc about base and game directorys
add the doc the define statement
Merge pull request #187 from vbkaisetsu/fix-doc

fix reverted documentation errors
add the doc the page about label
move renpy.rollback from other to rollback
move renpy.call from other to statement_equivalents
fix movie
add the doc persistent data
fix doc
add the doc about pause statement
add doc about special labels
add doc about init statement
Merge pull request #188 from kyouryuukunn/add_doc3

More documentation from kyouryuukunn
Edit the label documentation.
Split persistent out into its own rst file.
Document MultiPersistent.
Check in the generated docs.