fix uninstall

uninstall now follows the same process as install to reflect the possible existence of a different shell loader.
temporarily changed travis indicator
added exec-uninstall test
added first draft of exec-uninstall
Closes #26: added exec-uninstall
initial drone config
make drone tests verbose
- anchor vim swap regex to ensure file starts with a '.' (dot)
- ignore emacs temporary (.#<file>) and backup files (<file>~)
- increment version
- handle cases when realpath returns undef (path does not exist)
- use print w/multiargs instead of printf for ERROR/WARN/INFO/DEBUG
bump version in test
Merge remote-tracking branch 'plobbes/dfm-ignore-emacs-temp-files'
adding changes
Checking in changes prior to tagging of version v0.7.3.

Changelog diff is:

diff --git a/Changes b/Changes
index 26af9e2..8674e18 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,8 @@ Revision history for Perl extension App-Dotfiles-Manager

 {{$NEXT}}

+v0.7.3 2014-12-04T16:38:08Z
+
     - handle cases where realpath() returns undef (plobbes)
     - ignore emacs temp files (plobbes)
Merge remote-tracking branch 'lrascao/fix_uninstall'
undef global variables in run_dfm so tests reflect real world usage
add test for uninstall fix
update changelog
Merge remote-tracking branch 'robertkosten/master'
update changelog
bump version in anticipation of release