I18N and tip text adjustment on studio course creation

cms/templates/index.html

@@ -43,7 +43,7 @@
         <form class="create-course course-info">
           <div class="wrap-error">
           <div id="course_creation_error" name="course_creation_error" class="message message-status message-status error" role="alert">
-          <p>Please correct the highlighted fields below.</p>
+          <p>${_("Please correct the highlighted fields below.")}</p>
           </div>
           </div>
 
@@ -56,24 +56,24 @@
               <li class="field field-inline text required" id="field-course-name">
                 <label for="new-course-name">${_("Course Name")}</label>
                 <input class="new-course-name" id="new-course-name" type="text" name="new-course-name" aria-required="true" placeholder="${_('e.g. Introduction to Computer Science')}" />
-                <span class="tip tip-stacked">${_("The public display name for your course")}</span>
+                <span class="tip tip-stacked">${_("The public display name for your course.")}</span>
               </li>
               <li class="field field-inline text required" id="field-organization">
                 <label for="new-course-org">${_("Organization")}</label>
                 <input class="new-course-org" id="new-course-org" type="text" name="new-course-org" aria-required="true" placeholder="${_('e.g. MITX or IMF')}" />
-                <span class="tip tip-stacked">${_("The name of the organization sponsoring the course")}  - <strong>${_("Note: No spaces or special characters are allowed. Also, this cannot be changed")}</strong></span>
+                <span class="tip tip-stacked">${_("The name of the organization sponsoring the course")}  - <strong>${_("Note: No spaces or special characters are allowed. This cannot be changed.")}</strong></span>
               </li>
 
               <li class="field field-inline text required" id="field-course-number">
                 <label for="new-course-number">${_("Course Number")}</label>
                 <input class="new-course-number" id="new-course-number" type="text" name="new-course-number" aria-required="true" placeholder="${_('e.g. CS101')}" />
-                <span class="tip tip-stacked">${_("The unique number that identifies your course within your organization")} - <strong>${_("Note: No spaces or special characters are allowed. This cannot be changed")}</strong></span>
+                <span class="tip tip-stacked">${_("The unique number that identifies your course within your organization")} - <strong>${_("Note: No spaces or special characters are allowed. This cannot be changed.")}</strong></span>
               </li>
 
               <li class="field field-inline text required" id="field-course-run">
                 <label for="new-course-run">${_("Course Run")}</label>
                 <input class="new-course-run" id="new-course-run" type="text" name="new-course-run" aria-required="true"placeholder="${_('e.g. 2013_Spring')}" />
-                <span class="tip tip-stacked">${_("The term in which your course will run")} - <strong>${_("Note: No spaces or special characters are allowed. Also, this cannot be changed")}</strong></span>
+                <span class="tip tip-stacked">${_("The term in which your course will run")} - <strong>${_("Note: No spaces or special characters are allowed. This cannot be changed.")}</strong></span>
               </li>
             </ol>