updated engine archive download strategy in matrix config

@@ -3,11 +3,8 @@ branches:
     - "master"
 
 before_install:
-  - if [[ $ENGINE == 'phantomjs' ]]; then export ENGINE_DOWNLOAD='http://phantomjs.googlecode.com/files'; fi
-  - if [[ $ENGINE == 'slimerjs' ]]; then export ENGINE_DOWNLOAD='http://download.slimerjs.org/v0.8'; fi
-
-  - echo "Installing $ENGINE $ENGINE_VERSION"
-  - wget $(echo $ENGINE_DOWNLOAD)/$(echo $ENGINE)-$(echo $ENGINE_VERSION)-linux-x86_64.tar.bz2 --output-document=engine.tar.bz2
+  - echo "Installing $ENGINE $ENGINE_VERSION from $ENGINE_ARCHIVE_URL"
+  - wget $ENGINE_ARCHIVE_URL --output-document=engine.tar.bz2
   - mkdir engine && tar --strip-components=1 -xvf engine.tar.bz2 -C engine
 
   - if [[ $ENGINE == 'phantomjs' ]]; then ls -la engine/bin/phantomjs && engine/bin/phantomjs --version; fi
@@ -20,23 +17,16 @@ before_script:
   - "npm install -g jshint@2.0.1"
 
 script:
-  - echo "######################################"
-  - echo "PLATFORM: $ENGINE"
-  - echo "VERSION: $ENGINE_VERSION"
-  - echo "######################################"
   - make test
   - make test-dotNET
 
 env:
   matrix:
-    - ENGINE="phantomjs" ENGINE_VERSION="1.8.2"
-    - ENGINE="phantomjs" ENGINE_VERSION="1.9.0"
-    - ENGINE="phantomjs" ENGINE_VERSION="1.9.1"
-    - ENGINE="phantomjs" ENGINE_VERSION="1.9.2"
-    - ENGINE="slimerjs" ENGINE_VERSION="0.8.4"
-  global:
-    - PHANTOMJS_EXECUTABLE="engine/bin/phantomjs --local-to-remote-url-access=yes --ignore-ssl-errors=yes"
-    - SLIMERJS_EXECUTABLE="engine/slimerjs --local-to-remote-url-access=yes --ignore-ssl-errors=yes"
+    - ENGINE="phantomjs" ENGINE_EXECUTABLE="engine/bin/phantomjs --local-to-remote-url-access=yes --ignore-ssl-errors=yes" ENGINE_VERSION="1.8.2" ENGINE_ARCHIVE_URL="https://phantomjs.googlecode.com/files/phantomjs-1.8.2-linux-x86_64.tar.bz2"
+    - ENGINE="phantomjs" ENGINE_EXECUTABLE="engine/bin/phantomjs --local-to-remote-url-access=yes --ignore-ssl-errors=yes" ENGINE_VERSION="1.9.0" ENGINE_ARCHIVE_URL="https://phantomjs.googlecode.com/files/phantomjs-1.9.0-linux-x86_64.tar.bz2"
+    - ENGINE="phantomjs" ENGINE_EXECUTABLE="engine/bin/phantomjs --local-to-remote-url-access=yes --ignore-ssl-errors=yes" ENGINE_VERSION="1.9.1" ENGINE_ARCHIVE_URL="https://phantomjs.googlecode.com/files/phantomjs-1.9.1-linux-x86_64.tar.bz2"
+    - ENGINE="phantomjs" ENGINE_EXECUTABLE="engine/bin/phantomjs --local-to-remote-url-access=yes --ignore-ssl-errors=yes" ENGINE_VERSION="1.9.2" ENGINE_ARCHIVE_URL="https://phantomjs.googlecode.com/files/phantomjs-1.9.2-linux-x86_64.tar.bz2"
+    - ENGINE="slimerjs" ENGINE_EXECUTABLE="engine/slimerjs --local-to-remote-url-access=yes --ignore-ssl-errors=yes" ENGINE_VERSION="0.8.4" ENGINE_ARCHIVE_URL="http://download.slimerjs.org/v0.8/0.8.4/slimerjs-0.8.4-linux-x86_64.tar.bz2"
 
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