Fix dead links (#79)

Author: e-kwsm

Diff for: README.md

@@ -13,12 +13,12 @@ Bugs and feature requests can be reported through the [Trac issue tracker](https
 
 You can submit your changes through a [pull request](https://github.com/boostorg/graph/pulls). One of the maintainers will take a look (remember that it can take some time).
 
-There is no mailing-list specific to Boost Graph, although you can use the general-purpose Boost [mailing-list](https://groups.google.com/forum/#!forum/boost-devel-archive) using the tag [graph].
+There is no mailing-list specific to Boost Graph, although you can use the general-purpose Boost [mailing-list](http://lists.boost.org/mailman/listinfo.cgi/boost-users) using the tag [graph].
 
 
 ## Development ##
 
-Clone the whole boost project, which includes the individual Boost projects as submodules ([see boost+git doc](https://svn.boost.org/trac/boost/wiki/TryModBoost#InstallingModularBoost)): 
+Clone the whole boost project, which includes the individual Boost projects as submodules ([see boost+git doc](https://github.com/boostorg/boost/wiki/Getting-Started)): 
 
     git clone https://github.com/boostorg/boost
     cd boost

Diff for: doc/users.html

@@ -33,7 +33,7 @@ <h1>Boost Graph Library Users</h1>
   <li><a href="http://www.bioconductor.org/repository/devel/vignette/RBGL.pdf">
      BGL interface for language R.</a></li>
   <li><a href="http://www.cuj.com/documents/s=8470/cuj0307tan/">CUJ Article about Electronic Design Automation</a></li>
-  <li><a href="http://rubyforge.org/projects/rgl/">A BGL-inspired Ruby Graph Library</a></li>
+  <li><a href="http://www.rubydoc.info/github/monora/rgl">A BGL-inspired Ruby Graph Library</a></li>
   <li><a href="http://www.codeproject.com/cs/miscctrl/quickgraph.asp">A BGL-inspired C# Graph Library</a></li>
   <li><a href="http://map1.squeakfoundation.org/sm/package/5729d80a-822b-4bc2-9420-ef7ecaea8553">A BGL-inspired Squeak (Smalltalk) Graph Library</a></li>
   <li><a href="http://www.datasim.nl/education/coursedetails.asp?coursecategory=CPP&coursecode=ADCPP">BGL course at DataSim</a></li>

Diff for: doc/write-graphviz.html

@@ -70,7 +70,7 @@ <H1><A NAME="sec:write-graphviz">
 
 <p>
 This is to write a BGL graph object into an output stream in graphviz dot format
-so that users can make use of <a href="http://www.research.att.com/sw/tools/graphviz/">AT&amp;T graphviz</a>
+so that users can make use of <a href="http://www.graphviz.org/">graphviz</a>
 to draw a picture with nice layout.
 <p>
 The first version with two parameters will write the graph into a

Diff for: include/boost/graph/detail/read_graphviz_new.hpp

@@ -18,7 +18,7 @@
 //   and page 34 or http://www.graphviz.org/pdf/dotguide.pdf
 //
 //   See documentation for this code at: 
-//     http://www.boost.org/libs/graph/doc/read-graphviz.html
+//     http://www.boost.org/libs/graph/doc/read_graphviz.html
 //
 
 // Author: Jeremiah Willcock

Diff for: include/boost/graph/detail/read_graphviz_spirit.hpp

@@ -14,7 +14,7 @@
 //   http://www.graphviz.org/cvs/doc/info/lang.html
 //
 //   See documentation for this code at: 
-//     http://www.boost.org/libs/graph/doc/read-graphviz.html
+//     http://www.boost.org/libs/graph/doc/read_graphviz.html
 //
 
 // Author: Ronald Garcia

Diff for: include/boost/graph/gursoy_atun_layout.hpp

@@ -10,10 +10,11 @@
 #ifndef BOOST_GRAPH_GURSOY_ATUN_LAYOUT_HPP
 #define BOOST_GRAPH_GURSOY_ATUN_LAYOUT_HPP
 
-// Gursoy-Atun graph layout, based on:
+// Gürsoy-Atun graph layout, based on:
 // "Neighbourhood Preserving Load Balancing: A Self-Organizing Approach"
-// in EuroPar 2000, p. 234 of LNCS 1900
-// http://springerlink.metapress.com/link.asp?id=pcu07ew5rhexp9yt
+// in 6th International Euro-Par Conference Munich, Germany, August 29 – September 1, 2000 Proceedings,
+// pp 234-241
+// http://dx.doi.org/10.1007/3-540-44520-X_32
 
 #include <boost/config/no_tr1/cmath.hpp>
 #include <boost/throw_exception.hpp>

Diff for: src/read_graphviz_new.cpp

@@ -18,7 +18,7 @@
 //   and page 34 or http://www.graphviz.org/pdf/dotguide.pdf
 //
 //   See documentation for this code at: 
-//     http://www.boost.org/libs/graph/doc/read-graphviz.html
+//     http://www.boost.org/libs/graph/doc/read_graphviz.html
 //
 
 // Author: Jeremiah Willcock