Added 'version' cli switch.
Added gem badges.
Adjusted gem badges.
Revert "Adjusted gem badges."

This reverts commit 7fa79c80f5f34a671c1bd13f98394896008d3069.
Proper gem version badge.
Improved code a bit.
Improved code quality.
Reduced complexity. Better variable names.
Fixed flaw in a logic.
Fixed one variable and adjusted verbose output
Created config class.
Corrected variables in the main script.
Fixed bugs and made names consistent.
More logical directory name parsing.
Sample config will be copied to home dir now.
Merge pull request #22 from tdobrovolskij/conf-gen

Config