scripts: replaced echo with echo -e for color in linux (maybe windows)

script/git-sync-master.sh

@@ -10,46 +10,46 @@ BRANCH_NAME=$(git symbolic-ref -q --short HEAD)
 # check if on branch
 if [ -z $BRANCH_NAME ]
 then
-	echo $ABORT "You are not on any branch."
+	echo -e $ABORT "You are not on any branch."
 	exit 1
 fi
 
 # switch to master
-echo $INFO "Switching to master"
+echo -e $INFO "Switching to master"
 
 git checkout -q master
 
 if [ $? != 0 ]
 then
-	echo $ABORT "Switching to master failed."
+	echo -e $ABORT "Switching to master failed."
 	exit 1
 fi
 
 # check clean index
-echo $INFO "Checking index"
+echo -e $INFO "Checking index"
 
 if [[ -n $(git diff HEAD) ]]
 then
-	echo $ABORT "You have uncommited changes on master."
+	echo -e $ABORT "You have uncommited changes on master."
 	git checkout -q "$BRANCH_NAME"
 	exit 1
 fi
 
 # fetch remote changes
-echo $INFO "Fetching changes"
+echo -e $INFO "Fetching changes"
 
 git fetch -q origin master
 
 if [ $? != 0 ]
 then
-	echo $ABORT "Fetching from origin master failed."
+	echo -e $ABORT "Fetching from origin master failed."
 	git checkout -q "$BRANCH_NAME"
 	exit 1
 fi
 
 if [[ -z $(git diff origin/master) ]]
 then
-	echo $SUCCESS "Your master is already up-to-date."
+	echo -e $SUCCESS "Your master is already up-to-date."
 	git checkout -q "$BRANCH_NAME"
 	exit 0
 fi
@@ -59,11 +59,11 @@ git rebase -q origin/master
 
 if [ $? != 0 ]
 then
-	echo $ALERT "Rebasing on master caused conflicts. This should never happen. Follow the instructions above to resolve them then use 'git push origin master' to update the remote."
+	echo -e $ALERT "Rebasing on master caused conflicts. This should never happen. Follow the instructions above to resolve them then use 'git push origin master' to update the remote."
 	exit 1
 fi
 
 git checkout -q "$BRANCH_NAME"
 
-echo $SUCCESS "Updated master"
+echo -e $SUCCESS "Updated master"
 exit 0