Removed an unused conditional statement.  -Jo

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/ecohydrology@212 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Updated to prevent the lat warning from printing out everytime solar is called.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/ecohydrology@213 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
git-svn-id: svn://svn.r-forge.r-project.org/svnroot/ecohydrology@214 edb9625f-4e0d-4859-8d74-9fd3b1da38cb