html: Fix the search

Compound bug in the sphinx_rtd_theme
and special chars in release variable.

Fixes #14.

README.rst

@@ -25,7 +25,7 @@ Package                Minimum Version
 ====================   ===============
 Python                 2.7 or 3.4
 Sphinx                 1.5
-sphinx_rtd_theme       0.1.8
+sphinx_rtd_theme       0.1.10
 LaTeX
 Inkscape
 git

conf.py

@@ -75,10 +75,12 @@ def open(filename):
 # built documents.
 #
 git_log = check_output(['git', 'log', '-n', '1', '--format=format:%H.%cd',
-                        '--date=short', 'mef/']).decode()
+                        '--date=short', 'mef/']).strip().decode()
 commit_hash, commit_date = git_log.split('.')
+# commit_hash, commit_date = '89', '2017'
 # The full version, including alpha/beta/rc tags.
-release = check_output(['git', 'describe', '--tags', commit_hash]).decode()
+release = check_output(['git', 'describe', '--tags',
+                        commit_hash]).strip().decode()
 # The short X.Y version.
 version = release.rsplit('.', 1)[0]
 version_date = '2007-08-1'