Added more help text as recommended by @cjones2500
added different config options for curl, root and geant4
fixed conflict
added libcurl to library path in envs
Merge pull request #100 from mjmottram/curl

added libcurl to library path in envs
Removed obsolete packages. Closes #95.
Rattools now compiles on a mac.
Added better status output and forced remove now forces removal (or fails). Closes #91.
Merge pull request #99 from mjmottram/args

added different config options for curl, root and geant4. Closes #74 and #98.
Fixed subprocess exception error, closes #101. Fixed identation error in logger.
Merge branch 'master' of github.com:snoplus/snoing
Fix updating issues, closes #97.
Add new rat-4.2 release.
Update README.md
configure command fix for root
Update package updating code to only update those packages that are installed. Removed the avalanche-dev version, replaced with avalanche-2 if required. Updated rat package code to correctly check if installed.
Standardised remove functionality (also system switching for future test modes).