test compilation of all scripts and modules (#537)

* test compilation of all scripts and modules passes

* try adding NetSNMP::default_store

* try adding NetSNMP::default_store

* travis test all branches

* make Configuration.pm safe for tests

* remove dep

* try adding net-snmp

* dist: xenial

* try building Net-SNMP locally

* no need for Try::Tiny

* allow test to pass for DPP:p

* better testing setup for session cookies

* yay! working compile tests for ALL!

.travis.yml

@@ -6,11 +6,12 @@ addons:
       - phantomjs
   hosts:
     - localhost
-#branches:
-#  only:
-#    - /^2\.\d{6}$/
-#    - 'master'
-install: true
+branches:
+  only:
+    - /^2\.\d{6}$/
+    - 'master'
+install:
+  - cpanm --quiet --notest PkgConfig Test::CChecker Alien::zlib::Static Alien::OpenSSL::Static Alien::SNMP
 script: |
   perl Build.PL && \
   ./Build && \