Update docs:

- Some comments in hip_hcc.cpp
 - document hipHostRegister* flags.
 - expand docs on hipHostRegister/Unregister. Use "register" rather than
   "pin" to describe action these take.
 - change required CUDA version to 6 (require unified memory)
 - remake doxygen.

docs/RuntimeAPI/html/files.html

@@ -93,7 +93,9 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
 <tr id="row_0_0_1_"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="hcc__detail_2hip__runtime__api_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><a class="el" href="hcc__detail_2hip__runtime__api_8h.html" target="_self">hip_runtime_api.h</a></td><td class="desc">Contains C function APIs for HIP runtime. This file does not use any HCC builtin or special language extensions (-hc mode) ; those functions in hip_runtime.h </td></tr>
 <tr id="row_0_0_2_" class="even"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="hip__texture_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><a class="el" href="hip__texture_8h.html" target="_self">hip_texture.h</a></td><td class="desc">HIP C++ Texture API for hcc compiler </td></tr>
 <tr id="row_0_0_3_"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="hcc__detail_2hip__vector__types_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><a class="el" href="hcc__detail_2hip__vector__types_8h.html" target="_self">hip_vector_types.h</a></td><td class="desc">Defines the different newt vector types for HIP runtime </td></tr>
-<tr id="row_0_0_4_" class="even"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2lastnode.png" alt="\" width="16" height="22" /><a href="host__defines_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><a class="el" href="host__defines_8h.html" target="_self">host_defines.h</a></td><td class="desc">TODO-doc </td></tr>
+<tr id="row_0_0_4_" class="even"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="host__defines_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><a class="el" href="host__defines_8h.html" target="_self">host_defines.h</a></td><td class="desc">TODO-doc </td></tr>
+<tr id="row_0_0_5_"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="staging__buffer_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><b>staging_buffer.h</b></td><td class="desc"></td></tr>
+<tr id="row_0_0_6_" class="even"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2lastnode.png" alt="\" width="16" height="22" /><a href="trace__helper_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><b>trace_helper.h</b></td><td class="desc"></td></tr>
 <tr id="row_0_1_"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="hip__common_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><b>hip_common.h</b></td><td class="desc"></td></tr>
 <tr id="row_0_2_" class="even"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="hip__runtime_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><b>hip_runtime.h</b></td><td class="desc"></td></tr>
 <tr id="row_0_3_"><td class="entry"><img src="ftv2vertline.png" alt="|" width="16" height="22" /><img src="ftv2node.png" alt="o" width="16" height="22" /><a href="hip__runtime__api_8h_source.html"><img src="ftv2doc.png" alt="*" width="24" height="22" /></a><b>hip_runtime_api.h</b></td><td class="desc"></td></tr>
@@ -105,7 +107,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
 </div><!-- contents -->
 <!-- start footer part -->
 <hr class="footer"/><address class="footer"><small>
-Generated on Thu Feb 18 2016 20:42:16 for HIP: Heterogenous-computing Interface for Portability by &#160;<a href="http://www.doxygen.org/index.html">
+Generated on Wed Mar 23 2016 23:11:07 for HIP: Heterogenous-computing Interface for Portability by &#160;<a href="http://www.doxygen.org/index.html">
 <img class="footer" src="doxygen.png" alt="doxygen"/>
 </a> 1.8.6
 </small></address>