CI: ignore certs for wgetting files

.travis.yml

@@ -12,12 +12,12 @@ env:
     - COMPILER=llvm
 
 before_install:
-  - wget https://ecsft.cern.ch/dist/cvmfs/cvmfs-release/cvmfs-release-latest_all.deb
+  - wget --no-check-certificate https://ecsft.cern.ch/dist/cvmfs/cvmfs-release/cvmfs-release-latest_all.deb
   - sudo dpkg -i cvmfs-release-latest_all.deb
   - sudo apt-get update
   - sudo apt-get install cvmfs cvmfs-config-default
   - rm -f cvmfs-release-latest_all.deb
-  - wget https://lcd-data.web.cern.ch/lcd-data/CernVM/default.local
+  - wget --no-check-certificate https://lcd-data.web.cern.ch/lcd-data/CernVM/default.local
   - sudo mkdir -p /etc/cvmfs
   - sudo mv default.local /etc/cvmfs/default.local
   - sudo /etc/init.d/autofs stop