Merge pull request #8 from SparklePigBang/master

Made sure newlines are removed from the system paths
Merge branch 'master' into application_finder

Include fix to system path function made in master.
Merge branch 'application_finder' of https://github.com/SparklePigBang/dmenu-extended into SparklePigBang-application_finder
Prevent returning non-existant paths
Merge branch 'SparklePigBang-application_finder' into application_finder
Fix for reading an ascii encoded cache