minor bug fixes in angle-scan import and documentation

- find attributes of region scans in angle-scan panel
- more detailed description of reduced import with regions

doc/html/pearl-scienta-preprocess_8ipf_source.html

@@ -32,7 +32,7 @@
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    <div id="projectname">PEARL Procedures
-   &#160;<span id="projectnumber">rev-distro-1.6.1-0-ge1f1aa9-dirty</span>
+   &#160;<span id="projectnumber">rev-distro-2.0.0-0-gfda49c3-dirty</span>
    </div>
    <div id="projectbrief">Igor procedures for the analysis of PEARL data</div>
   </td>
@@ -132,7 +132,7 @@ $(document).ready(function(){initNavTree('pearl-scienta-preprocess_8ipf_source.h
 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
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     <li class="navelem"><a class="el" href="dir_fe5dc42579d4b99403482a3a637d9f7d.html">pearl</a></li><li class="navelem"><a class="el" href="pearl-scienta-preprocess_8ipf.html">pearl-scienta-preprocess.ipf</a></li>
-    <li class="footer">Generated on Tue Feb 6 2018 11:37:56 for PEARL Procedures by
+    <li class="footer">Generated on Tue Mar 13 2018 12:43:00 for PEARL Procedures by
     <a href="http://www.doxygen.org/index.html">
     <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
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