[TravisCI] disable the Bintray deployment for now

Until I sort out auto removing old archives so the account wouldn't reach its limit.

.travis.yml

@@ -184,13 +184,3 @@ notifications:
     on_success: change  # options: [always|never|change] default: always
     on_failure: always  # options: [always|never|change] default: always
     on_start: false     # default: false
-
-deploy:
-  provider: bintray
-  on:
-    all_branches: true
-    condition: "-e extra/bintray.json"
-  skip_cleanup: true
-  file: "extra/bintray.json"
-  user: "${BINTRAY_USERNAME}"
-  key: "${BINTRAY_API_KEY}"

tests/RunCi.hx

@@ -661,7 +661,7 @@ class RunCi {
 			runCommand("make", ["-s", "install_dox"]);
 			runCommand("make", ["-s", "package_doc"]);
 
-			deployBintray();
+			// deployBintray();
 			deployApiDoc();
 			deployPPA();
 		}