More updates to travis documentation

.travis.yml

@@ -1,9 +1,9 @@
 # vim ft=yaml
 
 # After changing this file, check it on:
-#   http://lint.travis-ci.org/
+#   http://yaml-online-parser.appspot.com/
 
-# See docs/travis_notes.txt for some guidelines
+# See doc/travis_notes.txt for some guidelines
 
 language: python
 

doc/travis_notes.txt

@@ -1,12 +1,12 @@
 
-
-Travis Notes:
-
-- Use http://lint.travis-ci.org/ to make sure it is valid yaml.
+- Use http://yaml-online-parser.appspot.com/ to make sure it is valid yaml.
+  http://lint.travis-ci.org/ is recommended elsewhere but does not give helpful
+  error reports.
 - Make sure all of your "-" lines start on the same column
 - Make sure all of your "if" lines are aligned with the "else" and "fi" lines
 - Recommend using tab stops (but not tab chars) everywhere for alignment
-- "If" blocks must be on one travis statement and have semicolons at the end of each line:
+- "If" blocks must be on one travis statement and have semicolons at the
+  end of each line:
 
 ```
     -   if [[ $TRAVIS_PYTHON_VERSION == 2.7 ]]; then
@@ -17,13 +17,14 @@ Travis Notes:
 ```
 
 - "If" blocks cannot contain comments
-- All travis commands are run with `eval` and quotes are taken as literal characters
-  unless you wrap the whole line in quotes:
+- All travis commands are run with `eval` and quotes are taken as literal
+  characters unless you wrap the whole line in quotes:
 `echo "hello : world"` is interpreted as `echo \"hello : world\"`
 `"echo 'hello : world'"` is interpreted as `echo 'hello : world'`
-`"echo 'hello : '$(MYVAR)'world'"` is interpreted as `echo 'hello : $(MYVAR)world'`
+`"echo 'hello : '$(MYVAR)'world'"` is interpreted as
+  `echo 'hello : $(MYVAR)world'`
 - Use `travis_retry` before a command to have it try several times before
 failing (useful for installing from third party sources)
 - Feel free to cancel a build rather than waiting for it to go to completion
-if you have made a change to that branch.
+  if you have made a change to that branch.
 - A VM with 64bit Ubuntu 12.04 is a huge help.