Check for prereq's without `command`
- windows doesn't have this tool, but we don't really need it
Do copy the tiny_tds git repo
- the gemspec uses git ls-files
Fix cross compilation when VM host is Windows
- the default freetds sysconfdir is invalid as a folder name on windows, which you see if windows is your VM host
Don't try to check out rake-compiler-dev-box if it's already there
Merge branch 'rake-compiler-dev-box'

Conflicts:
	.gitignore
#138 Change in behavior for Azure SQL on SYBETIME(20003) errors, don't continue to use the connection. Return INT_EXIT instead
2nd attempt at azure connection timeout handling. CANCEL on SYBETIME & SYBEDDNE which allows ActiveRecord 3.2 to reset the connection and continue
Fix comment. Should say INT_CANCEL
Merge branch 'azure-timeout'