added info on qtkeychain

added installation info on qtkeychain

diff --git a/doc/building.rst b/doc/building.rst
index 91d7239414bfb106c846c4275ac8eaf420f8ff16..5cdc2aae779d7be80ecce976bbb4948f21437ab8 100644 (file)
--- a/doc/building.rst
+++ b/doc/building.rst
@@ -87,6 +87,9 @@ To set up your build environment for development using HomeBrew_:
 
    Where ``x.z`` is the current version of Qt 5 that brew has installed
    on your machine.
+4. Install qtkeychain from here:  git clone https://github.com/frankosterfeld/qtkeychain.git
+   make sure you make the same install prefix as later while building the client e.g.  -            
+   ``DCMAKE_INSTALL_PREFIX=/Path/to/client-install``
 
 5. For compilation of the client, follow the :ref:`generic-build-instructions`.