add jscs pre-commit check

git/hooks/jscs.pre-commit

@@ -0,0 +1,37 @@
+#!/bin/sh
+# JSCS Pre-Commit
+# If a JavaScript file is trying to be committed and it fails style checking
+# then fail the commit
+
+EXIT_CODE=0
+COLOR_RED="\x1B[31m"
+COLOR_YELLOW="\x1B[1;33m"
+COLOR_GREEN="\x1B[32m"
+COLOR_NONE="\x1B[0m"
+
+if ! jscs > /dev/null 2>&1; then
+    echo "${COLOR_YELLOW}JSCS is not installed. Exiting.${COLOR_NONE}"
+    exit 0
+fi
+
+repo=$( git rev-parse --show-toplevel )
+
+for file in $( exec git diff-index --cached --name-only HEAD ); do
+    if [ ${file: -3} == ".js" ]; then
+        status=$( exec git status --porcelain $file )
+
+        if [[ $status != D* ]]; then
+            jscs ${repo}/${file}
+            EXIT_CODE=$((${EXIT_CODE} + $?))
+        fi
+    fi
+done
+
+echo ""
+if [[ ${EXIT_CODE} -ne 0 ]]; then
+    echo "${COLOR_RED}✘ JSCS detected syntax problems.${COLOR_NONE}"
+else
+    echo "${COLOR_GREEN}✔ JSCS detected no errors.${COLOR_NONE}"
+fi
+
+exit $((${EXIT_CODE}))

git/hooks/jshint.pre-commit

@@ -21,7 +21,6 @@ for file in $( exec git diff-index --cached --name-only HEAD ); do
         status=$( exec git status --porcelain $file )
 
         if [[ $status != D* ]]; then
-            # ${jshint} ${repo}/${file} >/dev/null 2>&1
             jshint ${repo}/${file}
             EXIT_CODE=$((${EXIT_CODE} + $?))
         fi