Add Travis-CI configuration

Fixes <#2>

.travis.yml

@@ -0,0 +1,16 @@
+language: perl
+perl:
+  - "5.10"
+  - "5.22"
+  - "dev"               # installs latest developer release of perl (e.g. 5.21.8)
+  - "blead"             # builds perl from git
+matrix:
+  include:
+    - perl: 5.18
+      env: COVERAGE=1   # enables coverage+coveralls reporting
+  allow_failures:
+    - perl: blead       # ignore failures for blead perl
+sudo: false             # faster builds as long as you don't need sudo access
+before_install:
+  - export PERL5OPT="${PERL5OPT}${PERL5OPT:+ }"'-Iblib/lib' # work around for Travis Perl helper (auto.bash $blib)
+  - eval $(curl https://travis-perl.github.io/init) --auto