Fix travis build version issue

* version.py script requires git tags but detached HEAD in travis clone
   requires manually creating the RELEASE-VERSION.
 * Also fix relative path issue building docs.

.travis.yml

@@ -40,6 +40,7 @@ before_script:
   - export PYTHONPATH=$PYTHONPATH:$PWD
   - python -c "import libtorrent as lt; print lt.version"
   - "/sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_99.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :99 -ac -screen 0 1280x1024x16"
+  - echo '2.0.0.dev0' > RELEASE-VERSION
 
 script:
   - bash -c "echo $DISPLAY"

docs/source/conf.py

@@ -85,8 +85,6 @@ copyright = '2008-%s, Deluge Team' % current_year
 # The short X.Y version.
 if get_version:
     version = get_version(prefix='deluge-', suffix='.dev0')
-    # remove the created file by get_version
-    os.remove('RELEASE-VERSION')
 else:
     version = pkg_resources.require("Deluge")[0].version
 # The full version, including alpha/beta/rc tags.

version.py

@@ -33,9 +33,10 @@
 
 __all__ = ("get_version")
 
+import os
 from subprocess import PIPE, Popen
 
-VERSION_FILE = "RELEASE-VERSION"
+VERSION_FILE = os.path.join(os.path.dirname(__file__), "RELEASE-VERSION")
 
 
 def call_git_describe(prefix="", suffix=""):