schemas/vegbien.sql, validation/aggregating/*/*.sql: renamed public_validation_* to plural public_validations_* since we refer to them as aggregating validation*s*

validation/aggregating/*/*.sql: search_path: added public

validation/aggregating/*/*.sql: use the new type-specific validation schema names

validation/aggregating/*/*.sql: removed type-specific prefix from the view name, which is now part of the validation schema

validation/aggregating/*/*.sql (the output queries): added `SET search_path TO validation`

validation/aggregating/specimens/qualitative_validations_specimens.sql: added CREATE VIEW prefixes using the steps at wiki.vegpath.org/Aggregating_validations_refactoring#prepend-CREATE-VIEW

added validation/aggregating/specimens/qualitative_validations_specimens.sql template, with query descriptions from NY/qualitative_validations_source_db_NYBG.sql

validation/**: removed by=... indicators so that we don't have to add an author name every time a file is changed. the author indicator is not needed now that both Brad's and my edits are open-source.

validation/aggregating/*.by=Brad@iPlant*: placed under version control, since these are now open-source

validation/**: removed svn:ignore exclusion of iPlant-owned files, since these are now open-source