add LD_LIBRARY_PATH note to INSTALL

INSTALL

@@ -1,10 +1,10 @@
 QGIS
 Building QGIS from source - step by step
-Wednesday February 25, 2015
+Saturday March 07, 2015
 
 
-Last Updated: Wednesday February 25, 2015
-Last Change : Wednesday February 25, 2015
+Last Updated: Saturday March 07, 2015
+Last Change : Saturday March 07, 2015
 
 
   1. Introduction
@@ -268,7 +268,10 @@ After that you can try to run QGIS:
   $HOME/apps/bin/qgis
 
 If all has worked properly the QGIS application should start up and appear
-on your screen.
+on your screen.  If you get the error message "error while loading shared libraries",
+execute this command in your shell.
+
+  export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:${HOME}/apps/lib/
 
 
   3.8. Building Debian packages

doc/INSTALL.html

@@ -77,13 +77,13 @@
 <DIV CLASS="header" ID="header">
 <H1>QGIS</H1>
 <H2>Building QGIS from source - step by step</H2>
-<H3>Wednesday February 25, 2015</H3>
+<H3>Saturday March 07, 2015</H3>
 </DIV>
 
 <DIV CLASS="body" ID="body">
 <P>
-Last Updated: Wednesday February 25, 2015
-Last Change : Wednesday February 25, 2015
+Last Updated: Saturday March 07, 2015
+Last Change : Saturday March 07, 2015
 </P>
 <DIV CLASS="toc">
 
@@ -456,9 +456,14 @@ <H2>3.7. Starting the compile</H2>
 
 <P>
 If all has worked properly the QGIS application should start up and appear
-on your screen.
+on your screen.  If you get the error message "error while loading shared libraries",
+execute this command in your shell.
 </P>
 
+<div class="code"><PRE>
+export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:${HOME}/apps/lib/
+</PRE></div>
+
 <A NAME="toc11"></A>
 <H2>3.8. Building Debian packages</H2>
 

doc/linux.t2t

@@ -147,7 +147,12 @@ $HOME/apps/bin/qgis
 ```
 
 If all has worked properly the QGIS application should start up and appear
-on your screen.
+on your screen.  If you get the error message "error while loading shared libraries",
+execute this command in your shell.
+
+```
+export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:${HOME}/apps/lib/
+```
 
 
 == Building Debian packages ==