updated dev branch
Merge branch 'forest_dev' into dev
Revert "remove stub of canonicalization"

This reverts commit 3ace647b493e251e42e60b8a90dc7ac7acf64d0c.
Revert "beginning splitting of forest and marks contributions to dev"

This reverts commit 0b108c82a67de82021e9d1fc0e07d2fee949fb12.
factor out AsciiDammit
removed Levenshtein dependency
factor out canonicalization.py from dev branch
removed some helper functions that we already have in core
removed some unnecessary libraries
moved blocking predicates updates
factored out comparator definition
try merge again
update patent example to run off of array branch of dedupe
great looking results
simplify, @markhuberty this gives .92 precision, .97 recall
text type
text type
patent example
Update README.md
include lat long again