CI and common update:

-added webpage deploymnet stage
-added separate build stage which build all binaries and generate documentation
-added Emscripten build stage for merge to master only
-added VBO batch rendering (current default, no render mode switch yet)
-fixed camera positioning calculation
-fixed buffer issue with WebGL
-added viewport scalling (at least 300 pixels height). Pixels are scalled if screen is bigger.
-center demos gameplay area
-added fullpage html template for Emscripten build

source/ecs/attributes.d

@@ -1,17 +1,24 @@
 /************************************************************************************************************************
-*This module contain attributes used to mark components.
-*Currently only two attributes are supported:
-* - optional: mark component as optional for system update
-* - readonly: mark component access as read only (used for multithreading)
-*
-*By default components are required and mutable. "const" attribute can be used insteac od readonly mark.
-*ex.
-*Struct EntitiesData
-*{
-*   Comp1[] cmp; //mutable required component
-*   @readonly @optional Comp2[] cmp2; //optional read only component
-*   @optional const (Comp3)[] cmp3; //same as cmp2
-*}
+This module contain attributes used to mark components.
+Currently only two attributes are supported:
+$(LIST
+    * optional: mark component as optional for system update
+    * readonly: mark component access as read only (used for multithreading)
+)
+
+By default components are required and mutable. "const" attribute can be used insteac od readonly mark.
+
+---
+Struct EntitiesData
+{
+   Comp1[] cmp; //mutable required component
+   @readonly @optional Comp2[] cmp2; //optional read only component
+   @optional const (Comp3)[] cmp3; //same as cmp2
+}
+---
+
+Copyright: Copyright © 2018-2019, Dawid Masiukiewicz, Michał Masiukiewicz
+License: BSD 3-clause, see LICENSE file in project root folder.
 */
 module ecs.attributes;