[wip/oro-view] Fix a call to std::pow(int, int) that gcc-4.2.1 doesn't like

Use std::pow(float, int) instead.
While here, add a PLIST. Hi severin!

oro-view/PLIST

+@comment Sat May 12 12:29:17 CEST 2012
+bin/oroview
+etc/oro-view.json
+share/oro-view/beam.png
+share/oro-view/bloom.tga
+share/oro-view/classes.png
+share/oro-view/comment.png
+share/oro-view/fonts/Aller_Bd.ttf
+share/oro-view/fonts/Aller_Lt.ttf
+share/oro-view/gource.style
+share/oro-view/instances.png
+share/oro-view/literals.png
+share/oro-view/no.png
+share/oro-view/no_photo.png
+share/oro-view/yes.png

oro-view/distinfo

 SHA1 (oro-view-1.0.1.tar.gz) = a292a7e5d781f38d050e49d40fb6b53030501f2a
 RMD160 (oro-view-1.0.1.tar.gz) = 735e628a0d70f6264ca96c6c568b3ab9ef366866
 Size (oro-view-1.0.1.tar.gz) = 336853 bytes
+SHA1 (patch-aa) = bd45ce1ffac9099915f8496c337cbe5b1bc5ed94

oro-view/patches/patch-aa

+Fix a call to std::pow(int, int) that gcc-4.2.1 doesn't like
+Use std::pow(float, int) instead.
+
+--- src/node_renderer.cpp~	2011-10-13 15:29:31.000000000 +0200
++++ src/node_renderer.cpp	2012-05-11 11:24:03.000000000 +0200
+@@ -105,7 +105,7 @@
+ 
+     if (current_distance_to_selected <= 1) return 1.0f;
+ 
+-    int distance = std::max(1, current_distance_to_selected);
++    float distance = std::max(1, current_distance_to_selected);
+     //float level =  FADE_TIME - (idle_time * distance)/FADE_TIME;
+ 
+     // We use a function in (1-x^3) to smooth the fading of nodes