Fix broken links to project examples

docs/demo.rst

@@ -19,7 +19,7 @@ Demo & Projects
 Project Examples
 ----------------
 
-Preconfigured demo projects are located in `PlatformIO GitHub <https://github.com/platformio/platformio/tree/develop/examples>`_ repository.
+Preconfigured demo projects are located in `PlatformIO GitHub <https://github.com/platformio/platformio-examples/tree/develop>`_ repository.
 
 "Blink Project"
 ---------------

docs/index.rst

@@ -39,7 +39,7 @@ libOpenCM3, etc.*
 * :ref:`ide_atom`
 * `Web 2.0 Library Search <http://platformio.org/lib>`_ |
   `Embedded Boards Explorer <http://platformio.org/boards>`_
-* `Project Examples <https://github.com/platformio/platformio/tree/develop/examples>`_
+* `Project Examples <https://github.com/platformio/platformio-examples/tree/develop>`_
 * `Source Code <https://github.com/platformio/platformio>`_ |
   `Issues <https://github.com/platformio/platformio/issues>`_
 * `Blog <http://www.ikravets.com/category/computer-life/platformio>`_ |

docs/projectconf.rst

@@ -610,7 +610,7 @@ Examples
 
 .. note::
     A full list with project examples can be found in
-    `PlatformIO Repository <https://github.com/platformio/platformio/tree/develop/examples>`_.
+    `PlatformIO Repository <https://github.com/platformio/platformio-examples/tree/develop>`_.
 
 1. :ref:`platform_atmelavr`: Arduino UNO board with auto pre-configured
    ``board_*`` and ``upload_*`` options (use only ``board`` option) and Arduino

docs/quickstart.rst

@@ -256,5 +256,5 @@ Arduino Uno:
 Further Reading
 ---------------
 
-* `Project examples <https://github.com/platformio/platformio/tree/develop/examples>`_
+* `Project examples <https://github.com/platformio/platformio-examples/tree/develop>`_
 * :ref:`userguide` for PlatformIO CLI commands