Change http:// help text to be a placeholder instead of the initial value

Author: JavierGelatti

vendor/assets/javascripts/bootstrap-wysihtml5/core-b3.js.erb

@@ -56,7 +56,7 @@
                       "<h3 class='modal-title'>" + locale.link.insert + "</h3>" +
                     "</div>" +
                     "<div class='modal-body'>" +
-                      "<input value='http://' class='bootstrap-wysihtml5-insert-link-url form-control'>" +
+                      "<input placeholder='http://' class='bootstrap-wysihtml5-insert-link-url form-control'>" +
                       "<label class='checkbox'> <input type='checkbox' class='bootstrap-wysihtml5-insert-link-target' checked>" + locale.link.target + "</label>" +
                     "</div>" +
                     "<div class='modal-footer'>" +
@@ -81,7 +81,7 @@
                       "<h3 class='modal-title'>" + locale.image.insert + "</h3>" +
                     "</div>" +
                     "<div class='modal-body'>" +
-                      "<input value='http://' class='bootstrap-wysihtml5-insert-image-url form-control'>" +
+                      "<input placeholder='http://link-to-your-image.png' class='bootstrap-wysihtml5-insert-image-url form-control'>" +
                     "</div>" +
                     "<div class='modal-footer'>" +
                       "<a href='#' class='btn btn-default' data-dismiss='modal'>" + locale.image.cancel + "</a>" +

vendor/assets/javascripts/bootstrap-wysihtml5/core.js.erb

@@ -54,7 +54,7 @@
                   "<h3>" + locale.link.insert + "</h3>" +
                 "</div>" +
                 "<div class='modal-body'>" +
-                  "<input value='http://' class='bootstrap-wysihtml5-insert-link-url input-xlarge'>" +
+                  "<input placeholder='http://' class='bootstrap-wysihtml5-insert-link-url input-xlarge'>" +
                   "<label class='checkbox'> <input type='checkbox' class='bootstrap-wysihtml5-insert-link-target' checked>" + locale.link.target + "</label>" +
                 "</div>" +
                 "<div class='modal-footer'>" +
@@ -75,7 +75,7 @@
                   "<h3>" + locale.image.insert + "</h3>" +
                 "</div>" +
                 "<div class='modal-body'>" +
-                  "<input value='http://' class='bootstrap-wysihtml5-insert-image-url input-xlarge'>" +
+                  "<input placeholder='http://link-to-your-image.png' class='bootstrap-wysihtml5-insert-image-url input-xlarge'>" +
                 "</div>" +
                 "<div class='modal-footer'>" +
                   "<a href='#' class='btn' data-dismiss='modal'>" + locale.image.cancel + "</a>" +