Remove static bindings
Remove autotool files from version control
Convert to g-i
Port examples to g-i and gsettings
Fix git repo URI
Update docs for g-i
Drop support for old script location

Now is a good time as any, with the extension API changing to g-i.
Do not dlopen libpython

As libcaja-python is linked with -lpythonX.Y on all platforms, there is
no need to dlopen libpython in order to load it.
Fix m4 underquoting warning
Fix configure.in