Fix broken links in various files

CHANGES

@@ -744,7 +744,7 @@ Released on 2013-02-27.
   - Correctly trim whitespace at the end of lines.
   - Fix some cases with floats within inline content.
 
-.. _text hyphenation: http://weasyprint.org/docs/features/#hyphenation
+.. _text hyphenation: https://weasyprint.readthedocs.io/en/latest/features.html#css-text-module-level-3-4
 
 
 Version 0.16
@@ -937,8 +937,9 @@ Version 0.6
 
 Released on 2012-02-29.
 
-* *Backward incompatible*: completely change the Python API.
-  See the documentation: http://weasyprint.org/using/#as-a-python-library
+* *Backward incompatible*: completely change the Python API. See the
+  documentation:
+  https://weasyprint.readthedocs.io/en/latest/tutorial.html#as-a-python-library
 * *Backward incompatible*: Proper margin collapsing.
   This changes how blocks are rendered: adjoining margins "collapse"
   (their maximum is used) instead of accumulating.

docs/hacking.rst

@@ -55,7 +55,7 @@ Dive into the source
 
 The rest of this document is a high-level overview of WeasyPrint’s source
 code. For more details, see the various docstrings or even the code itself.
-When in doubt, feel free to `ask <http://weasyprint.org/community>`_!
+When in doubt, feel free to `ask <http://weasyprint.org/about/>`_!
 
 Much like `in web browsers
 <http://www.html5rocks.com/en/tutorials/internals/howbrowserswork/#The_main_flow>`_,

docs/install.rst

@@ -67,7 +67,7 @@ and open your browser at http://127.0.0.1:5000/. Read more :ref:`in the tutorial
 
 If everything goes well, you’re ready to :doc:`start using </tutorial>`
 WeasyPrint! Otherwise, please copy the full error message and
-`report the problem <http://weasyprint.org/community/>`_.
+`report the problem <https://github.com/Kozea/WeasyPrint/issues/>`_.
 
 .. [#] cairo ≥ 1.15 is best but older versions may work too. The test suite
        passes on cairo 1.12 and 1.14, and passes with some tests marked as
@@ -93,7 +93,7 @@ CFFI needs *libffi* with development files. On Debian, the package is called
 You should use Python 3 instead of Python 2. Seriously.
 
 If your favorite system is not listed here but you know the package names,
-`tell us <http://weasyprint.org/community/>`_ so we can add it here.
+`tell us <http://weasyprint.org/about/>`_ so we can add it here.
 
 Debian / Ubuntu
 ~~~~~~~~~~~~~~~