bugfix: bin/import_all: don't disable errexit because this prevents the program from being Ctrl-C'd. this functionality is no longer needed now that the README.TXT instructs to run bin/import_all in a subshell.

bin/import_all: removed functionality now provided by util.run

bin/import_all: converted to a runscript so it can use runscript functionality

/README.TXT: Installation: `make install`: added alternative command to install a complete DB with all the datasources (instead of a blank DB)

inputs/bien_web/observation/map.csv: updated

bugfix: inputs/Makefile: install: need to use $(wildcard+suffix) to support Linux

lib/common.Makefile: added $(wildcard+suffix), needed because on Linux, builtin $(wildcard) doesn't handle suffixes that don't exist

inputs/Makefile: install: support $(all) mode like for download

inputs/Makefile: download: don't download log files, to speed up installation on a new machine

inputs/Makefile: download: don't download all the inputs by default, to speed up installation on a new machine. instead, enable this with the $(all) flag.