do not update package list with flag --travis

.travis.yml

@@ -26,7 +26,7 @@ script:
   - sudo bash -c 'echo -e "[user]\n\tname = abc\n\temail = root@localhost.com" > /home/travis/.gitconfig'
   - sudo echo "Travis Banch = $TRAVIS_BRANCH"
   - sudo apt-get install -y --force-yes git python3-setuptools python3-dev python3-apt ccze tree
-  - sudo bash install -b $TRAVIS_BRANCH
+  - sudo bash install -b $TRAVIS_BRANCH --travis
   - sudo wo --help && sudo wo stack install && sudo wo stack install --admin
 
   - sudo wo site create html.net --html && sudo wo site create php.com --php && sudo wo site create mysql.com --mysql || sudo tail -n50 /var/log/wo/wordops.log

install

@@ -51,6 +51,31 @@ wo_lib_error() {
     exit "$2"
 }
 
+###
+# 1 - script argument parsing
+###
+
+while [ "$#" -gt 0 ]; do
+    case "$1" in
+    -b | --branch)
+        wo_branch="$2"
+        shift
+        ;;
+    -p | --preserve)
+        wo_preserve_config="y"
+        ;;
+    --force)
+        wo_force_install="y"
+        ;;
+    --travis)
+        wo_travis="y"
+        ;;
+    *) # positional args
+        ;;
+    esac
+    shift
+done
+
 ###
 # 1 - Check whether the installation is called with elevated rights
 ###
@@ -67,8 +92,10 @@ echo ""
 ###
 # 1- Update the apt sewers with fresh info
 ###
+[ -z "$wo_travis" ] && {
 wo_lib_echo "Updating apt-get repository info"
 apt-get update -qq
+}
 
 ###
 # 1- Check whether lsb_release is installed, and if not, install it
@@ -78,24 +105,6 @@ if [ -z "$(command -v lsb_release)" ]; then
     apt-get -y install lsb-release -qq
 fi
 
-while [ "$#" -gt 0 ]; do
-    case "$1" in
-    -b | --branch)
-        wo_branch="$2"
-        shift
-        ;;
-    -p | --preserve)
-        wo_preserve_config="y"
-        ;;
-    --force)
-        wo_force_install="y"
-        ;;
-    *) # positional args
-        ;;
-    esac
-    shift
-done
-
 ###
 # 1 - Define variables for later use
 ###