DOC: add doxygen to deps

README.md

@@ -11,6 +11,7 @@ implementation with the primary goal of learning.
 * glib-2.0
 * lz4 (https://code.google.com/p/lz4)
 * cunit (for the tests only)
+* doxygen (for the documentation only)
 * pkgconfig (for the build only)
 
 ### Compiling the library

include/doxygen.dox

@@ -33,6 +33,7 @@ This library was written for Linux systems. Support for windows will not be adde
 	\* <a href="https://developer.gnome.org/glib/stable/">glib-2.0</a>
 	\* <a href="https://code.google.com/p/lz4">lz4</a>
 	\* <a href="http://cunit.sourceforge.net">cunit</a> (for the tests only)
+	\* <a href="http://www.doxygen.org">doxygen</a> (for the documentation only)
 	\* <a href="http://www.freedesktop.org/wiki/Software/pkg-config/">pkg-config</a> (for the build only)
 
 \section install_sec Installation

src/doxygen.dox

@@ -23,6 +23,7 @@ This library was written for Linux systems. Support for windows will not be adde
 	\* <a href="https://developer.gnome.org/glib/stable/">glib-2.0</a>
 	\* <a href="https://code.google.com/p/lz4">lz4</a>
 	\* <a href="http://cunit.sourceforge.net">cunit</a> (for the tests only)
+	\* <a href="http://www.doxygen.org">doxygen</a> (for the documentation only)
 	\* <a href="http://www.freedesktop.org/wiki/Software/pkg-config/">pkg-config</a> (for the build only)
 
 \section install_sec Installation