Allow rich rext for Site Message and Space Desc

Closes #291

Style both site-wide message and per space descriptions using the fully-featured rich text editor.

gui/app/templates/components/customize/general-settings.hbs

@@ -6,7 +6,9 @@
 	</div>
 	<div class="form-group">
 		<label id="siteMessage">Site Message</label>
-		{{textarea id="siteMessage" rows="3" value=model.general.message class=(if hasMessageInputError "form-control is-invalid" "form-control")}}
+		<div id="editor-message" class="wysiwyg wysiwyg-editor">
+			{{{model.general.message}}}
+		</div>
 		<small class="form-text text-muted">Provide short message explaining this Documize instance</small>
 	</div>
 	<div class="form-group">
@@ -59,4 +61,4 @@
 	</div>
 
 	{{ui/ui-button color=constants.Color.Green light=true icon=constants.Icon.Settings label=constants.Label.Save onClick=(action "save")}}
-</div>
+</div>

gui/app/templates/components/folder/settings-general.hbs

@@ -11,7 +11,9 @@
 
 	<div class="form-group">
 		<label>Description</label>
-		{{focus-input id="space-desc" type="text" value=spaceDesc class="form-control" placeholder="Space description" autocomplete="off"}}
+		<div id="space-desc" class="wysiwyg wysiwyg-editor">
+			{{{spaceDesc}}}
+		</div>
 	</div>
 
 	<div class="form-group">

gui/app/templates/components/layout/page-desc.hbs

@@ -1 +1 @@
-{{desc}}
+{{{desc}}}

gui/app/templates/components/layout/page-heading.hbs

@@ -1 +1 @@
-{{title}}
+{{title}}

gui/app/templates/components/spaces/space-list.hbs

@@ -27,7 +27,7 @@
 							{{space.name}}
 						</div>
 						{{#if (not-eq viewDensity "3")}}
-							<div class="desc">{{space.desc}}&nbsp;</div>
+							<div class="desc">{{{space.desc}}}</div>
 						{{/if}}
 						{{#if (eq viewDensity "1")}}
 							<div class="meta">