implemented chemical-not-found reporting (basic)
changed from file-per-standard to directory-per-standard
pretty-printed json criteria
expunged \n
switch to PS fonts
shrank logo and made part of header
replaced latex markup in criteria.json with markdown
Implemented JSON representation of standard files metadata

Standards reorganized into datatables/standards/<std name>/(data|meta).

'meta' is a json file describing the columns in 'data'.

NCstds 1-hr columns merged to one
removed temporary transformation tools
stub Class for standards
standards class capable of reading standards files
Implemented standards dir search in test.py

Also updates to .gitignore
implemented synonym lookup module
implemented "LocReport" class that is constructed from a set of input chemicals and standards
loc/report: include with each chemical a list of criteria and comparisons
implemented labb report as subclass of loc/report
place user name in report
import markdown_ltx package to format markdown to Latex in LABB report
added generate_pdf() method to labb_report.py
added debug hook to labb_report.py