Adding functionality to calculate linear distance from a latitute/longitud point
Fixing a missing credit
Fixing issues from pull request
Fixing wrong evaluation of max/min lat/long
Fixing error message for lat/long evaluation
Merge pull request #602 from antgonza/lat_long_distance

Adding functionality to calculate linear distance from Latitude/Longitude point
Fixing error with distance_matrix_from_mapping.py in Clout
Merge pull request #607 from antgonza/fix_for_distance_matrix_from_mapping_in_clout

Fixing error with distance_matrix_from_mapping.py in Clout
Backported changes to rdp_classifier.py in PyCogent
Merge branch 'backport-rdp-classifier' of github.com:kylebittinger/qiime into backport-rdp-classifier