change FIRST link location to be in image_cutouts subdirectory

README.rst

@@ -107,7 +107,7 @@ The following modules have been completed using a common API:
   * `CADC <https://astroquery.readthedocs.io/en/latest/cadc/cadc.html>`_: Canadian Astronomy Data Centre.
   * `ESASky <http://astroquery.readthedocs.io/en/latest/esasky/esasky.html>`_: ESASky is a science driven discovery portal providing easy visualizations and full access to the entire sky as observed with ESA Space astronomy missions.
   * `ESO Archive <http://astroquery.readthedocs.io/en/latest/eso/eso.html>`_
-  * `FIRST <http://astroquery.readthedocs.io/en/latest/first/first.html>`_: Faint Images of the Radio Sky at Twenty-cm. 20-cm radio images of the extragalactic sky from the VLA.
+  * `FIRST <http://astroquery.readthedocs.io/en/latest/image_cutouts/first/first.html>`_: Faint Images of the Radio Sky at Twenty-cm. 20-cm radio images of the extragalactic sky from the VLA.
   * `Gaia <http://astroquery.readthedocs.io/en/latest/gaia/gaia.html>`_: European Space Agency Gaia Archive.
   * `GAMA database <http://astroquery.readthedocs.io/en/latest/gama/gama.html>`_
   * `Gemini <http://astroquery.readthedocs.io/en/latest/gemini/gemini.html>`_: Gemini Archive.