Add String#uncapitalize util

string/#/index.js

@@ -17,5 +17,6 @@ module.exports = {
 	plainReplace:           require('./plain-replace'),
 	plainReplaceAll:        require('./plain-replace-all'),
 	repeat:                 require('./repeat'),
-	startsWith:             require('./starts-with')
+	startsWith:             require('./starts-with'),
+	uncapitalize:           require('./uncapitalize')
 };

string/#/uncapitalize.js

@@ -0,0 +1,8 @@
+'use strict';
+
+var ensureStringifiable = require('../../object/validate-stringifiable-value');
+
+module.exports = function () {
+	var str = ensureStringifiable(this);
+	return str.charAt(0).toLowerCase() + str.slice(1);
+};

test/string/#/uncapitalize.js

@@ -0,0 +1,10 @@
+'use strict';
+
+module.exports = function (t, a) {
+	a(t.call('raz'), 'raz', "Word");
+	a(t.call('BLA'), 'bLA', "Uppercase");
+	a(t.call(''), '', "Empty");
+	a(t.call('a'), 'a', "One letter");
+	a(t.call('this is a test'), 'this is a test', "Sentence");
+	a(t.call('This is a test'), 'this is a test', "Capitalized sentence");
+};