Fix incorrect index use. nerr was being used for warning buffer check.
Merge pull request #830 from carsonmcdonald/warncheckfix

Fix incorrect index use. nerr was being used for warning buffer check.
Don't overwrite ciidx if it is already set.
Add documentation for Android toolchain
add mrbtest verbose mode ('-v' option)
Merge pull request #832 from bovi/compile-readme

Add documentation for Android toolchain
Merge pull request #833 from iij/pr-mrbtest-verbose

add mrbtest verbose mode ('-v' option)
Merge pull request #831 from carsonmcdonald/ciidxfix

Don't overwrite ciidx if it is already set.