Restore links to old releases of Biopython 1.62 and 1.63b

See also #7.

wiki/Download.md

@@ -303,6 +303,34 @@ Recent releases of Biopython require NumPy (and not Numeric):
 
 <!-- -->
 
+-   [biopython-1.63b.tar.gz](http://biopython.org/DIST/biopython-1.63b.tar.gz)
+    11,123 Kb -- Source Tarball
+-   [biopython-1.63b.zip](http://biopython.org/DIST/biopython-1.63b.zip)
+    12,111 Kb -- Source Zip File
+-   [biopython-1.63b.win32-py2.6.exe](http://biopython.org/DIST/biopython-1.63b.win32-py2.6.exe)
+    1,877 Kb -- 32 bit Windows Installer for Python 2.6 and NumPy 1.7
+-   [biopython-1.63b.win32-py2.7.exe](http://biopython.org/DIST/biopython-1.63b.win32-py2.7.exe)
+    2,003 Kb -- 32 bit Windows Installer for Python 2.7 and NumPy 1.7
+-   [biopython-1.63b.win32-py3.3.exe](http://biopython.org/DIST/biopython-1.63b.win32-py3.3.exe)
+    2,005 Kb -- 32 bit Windows Installer for Python 3.3 and NumPy 1.7
+
+<!-- -->
+
+-   [biopython-1.62.tar.gz](http://biopython.org/DIST/biopython-1.62.tar.gz)
+    11,123 Kb -- Source Tarball
+-   [biopython-1.62.zip](http://biopython.org/DIST/biopython-1.62.zip)
+    12,111 Kb -- Source Zip File
+-   [biopython-1.62.win32-py2.5.exe](http://biopython.org/DIST/biopython-1.62.win32-py2.5.exe)
+    1,852 Kb -- 32 bit Windows Installer for Python 2.5 and NumPy 1.1
+-   [biopython-1.62.win32-py2.6.exe](http://biopython.org/DIST/biopython-1.62.win32-py2.6.exe)
+    1,877 Kb -- 32 bit Windows Installer for Python 2.6 and NumPy 1.3
+-   [biopython-1.62.win32-py2.7.exe](http://biopython.org/DIST/biopython-1.62.win32-py2.7.exe)
+    2,003 Kb -- 32 bit Windows Installer for Python 2.7 and NumPy 1.5
+-   [biopython-1.62.win32-py3.3.exe](http://biopython.org/DIST/biopython-1.62.win32-py3.3.exe)
+    2,005 Kb -- 32 bit Windows Installer for Python 3.3 and NumPy 1.7
+
+<!-- -->
+
 -   [biopython-1.62b.tar.gz](http://biopython.org/DIST/biopython-1.62b.tar.gz)
     10,658 Kb -- Source Tarball (*beta release*, 15 July 2013)
 -   [biopython-1.62b.zip](http://biopython.org/DIST/biopython-1.62b.zip)