Restored PDF files; these are required indirectly by tests
Merge pull request #123 from keithj/devel

Restored PDF files; these are required indirectly by tests
Fixed incorrect method name in error logging
Removed a file readability test that misreported on mounted Windows shares
Merge pull request #124 from keithj/devel

Post user-testing fixes
Enable UTF8 on Mysql client
Enable UTF8 on Mysql client.

Add validation of sample ID
Enable UTF8 on Mysql client
Use joins via aliquot to relate samples to wells
Add utility methods to report install path
Added defaults for sqlite executable and DDL
Added test for base_dir and config_dir methods

Bumped version
RT 335864. Fix for exception raised when the pipeline run name is a number
Merge pull request #125 from keithj/devel

Updates to UTF8 handling, warehouse SQL and configuration defaults
Moved the SQL DDL from ./sql to ./etc to join the other configuration
files.

Made changes to allow the installed configuration files to be located
more easily.
Changed percolate version requirement to 1.0.0

Bumped version
Gracefully deal with NaN values in .sim input
Added find_zone_name function

Changed to use `igroupadmin lg` to list groups
Changed base_dir function to fall back to current working directory if not installed
Enabled UTF8 support on IO