fix conda links

content/install.rst

@@ -47,7 +47,7 @@ Pre-built packages exist for the following distributions:
 + `Ubuntu <#ubuntu-and-derivatives>`_
 + `Arch Linux`_
 
-We also provide `Conda packages <#Conda>`_ for users of the `Anaconda
+We also provide `Conda packages <#conda>`_ for users of the `Anaconda
 <https://www.continuum.io/downloads>`_ Python distribution. This is a useful
 option if you do not have root privileges on the machine where you would like
 to install Kwant (e.g. on a computing cluster).
@@ -149,7 +149,7 @@ The fingerprint of the key is 5229 9057 FAD7 9965 3C4F 088A C3F1 47F5 980F
 
 Mac OS X
 ========
-`Pre-built packages <#Conda>`_ for Max OS X exist for the Conda package
+`Pre-built packages <#conda>`_ for Max OS X exist for the Conda package
 manager, which is a part of the ``Anaconda`` Python distribution.
 Using Conda is the recommended way to install Kwant on Mac OS X.