fixed links to config file in reports and formatting of filter descriptions;...

fixed links to config file in reports and formatting of filter descriptions; added check for whether user requested config file is available that will end execution with a warning if it is not

git-svn-id: https://svn.ssec.wisc.edu/repos/glance/trunk@121 8a9318a1-56ba-4d59-b755-99d26321be01