chore(travis): install grunt-cli globally to simplify scripts

scripts/check-size.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
 
-node_modules/.bin/grunt minify
+grunt minify
 gzip -c < build/angular.min.js > build/angular.min.js.gzip
 ls -l build/angular.min.*

scripts/travis/before_build.sh

@@ -2,6 +2,8 @@
 
 set -e
 
+yarn global add grunt-cli@1.2.0
+
 mkdir -p $LOGS_DIR
 
 if [ $JOB != "ci-checks" ]; then
@@ -10,7 +12,7 @@ if [ $JOB != "ci-checks" ]; then
 fi
 
 if [ $JOB != "ci-checks" ]; then
-  node_modules/.bin/grunt package
+  grunt package
   echo "wait_for_browser_provider"
   ./scripts/travis/wait_for_browser_provider.sh
 fi

scripts/travis/build.sh

@@ -6,7 +6,7 @@ export BROWSER_STACK_ACCESS_KEY=`echo $BROWSER_STACK_ACCESS_KEY | rev`
 export SAUCE_ACCESS_KEY=`echo $SAUCE_ACCESS_KEY | rev`
 
 if [ "$JOB" == "ci-checks" ]; then
-  node_modules/.bin/grunt ci-checks
+  grunt ci-checks
 elif [ "$JOB" == "unit" ]; then
   if [ "$BROWSER_PROVIDER" == "browserstack" ]; then
     BROWSERS="BS_Chrome,BS_Safari,BS_Firefox,BS_IE_9,BS_IE_10,BS_IE_11,BS_iOS"
@@ -14,11 +14,11 @@ elif [ "$JOB" == "unit" ]; then
     BROWSERS="SL_Chrome,SL_Firefox,SL_Safari_8,SL_Safari_9,SL_IE_9,SL_IE_10,SL_IE_11,SL_iOS"
   fi
 
-  node_modules/.bin/grunt test:promises-aplus
-  node_modules/.bin/grunt test:unit --browsers="$BROWSERS" --reporters=dots
-  node_modules/.bin/grunt tests:docs --browsers="$BROWSERS" --reporters=dots
+  grunt test:promises-aplus
+  grunt test:unit --browsers="$BROWSERS" --reporters=dots
+  grunt tests:docs --browsers="$BROWSERS" --reporters=dots
 elif [ "$JOB" == "docs-e2e" ]; then
-  node_modules/.bin/grunt test:travis-protractor --specs="docs/app/e2e/**/*.scenario.js"
+  grunt test:travis-protractor --specs="docs/app/e2e/**/*.scenario.js"
 elif [ "$JOB" == "e2e" ]; then
   if [[ $TEST_TARGET == jquery* ]]; then
     export USE_JQUERY=1
@@ -30,7 +30,7 @@ elif [ "$JOB" == "e2e" ]; then
   fi
 
   export TARGET_SPECS="test/e2e/tests/**/*.js,$TARGET_SPECS"
-  node_modules/.bin/grunt test:travis-protractor --specs="$TARGET_SPECS"
+  grunt test:travis-protractor --specs="$TARGET_SPECS"
 else
   echo "Unknown job type. Please set JOB=ci-checks, JOB=unit or JOB=e2e-*."
 fi