Travis CI: Don't attempt to build Debian package

Build is broken due to the old debhelper version on Travis CI build environemnt, also deliver via Travis CI isn't feasible due to locked WxWidget library version so just attempt to build by traditional commands.

Signed-off-by: 林博仁 <[email protected]>

.travis.yml

@@ -14,7 +14,6 @@ addons:
   apt:
     packages:
     - realpath # Not required least after 16.04
-    - debhelper
     - autotools-dev
     - libwxgtk2.8-dev
     - devscripts # For mk-build-deps
@@ -29,7 +28,10 @@ script:
 # For triggering smudge-version
 - ./setup-development-environment.bash
 - mk-build-deps && mv woeusb-build-deps*.deb ..
-- dpkg-buildpackage -uc -b
+- autoreconf --force --install
+- ./configure
+- ./make
+
 deploy:
   provider: releases
   api_key: