update dump/load scripts

Fixed CREATE defaulted to YES, now safer NO
Allow load.bety.sh to use environment variables (CREATE=YES
./scripts/load.bety.sh for example)
Brookhaven = 2
don’t use sudo, use psql as current user, assuming current user has
rights to create/drop table if CREATE=YES
removed error code for severe, default is not to quit.
added and fixed tests

added test to check pft names
fix test in case no outdir specified (no longer tmpdir)
fix code checking pfts
updated documentation
added libraries needed to import
Merge branch 'master' of github.com:PecanProject/pecan
initial clean up of old met2CF.csv in order to start working on adding to convert.inputs
copyright
explicit specify binary to use
install postgresql driver
some smarts for configuring DUMPURL
default configuration is not to ask for username/password
fix to load-bety script
Work in progress on met2CF.csv
more edits to met2CF.csv. Added helper function 'met.conv' to handle udunit conversions and error checking
met2CF.csv - added debug flag and implemented air_temperature, air_pressure, and precipitation_flux
add met2CF.csv to package definition
Merge pull request #133 from mdietze/master

initial code for met2CF.csv