Remove all traces of 'bakpakin/janet' from repo.

.builds/.freebsd.yaml

@@ -3,7 +3,7 @@ packages:
   - gmake
   - gcc
 sources:
-  - https://github.com/bakpakin/janet.git
+  - https://github.com/janet-lang/janet.git
 tasks:
   - build: |
       cd janet

.travis.yml

@@ -19,5 +19,5 @@ deploy:
   skip_cleanup: true
   on:
     tags: true
-    repo: bakpakin/janet
+    repo: janet-lang/janet
     condition: "$CC = clang"