closes #2225
closes #2213
closes #1940
update deps

dbsearch, string, underscore, validator
closes #2195
closes #2233
closes #2189
remove intervals if navigating to a different page in ACP
fixing deprecation notice for morgan
closes #2228
more user-friendly message for installing/uninstalling plugins
closes #2188
sendFile instead of sendfile
fixed #2236 - using !gte instead of lte
fix ban upgrade closes #2239
closes #2234
closes #2240
closes #2241
closes #2132
another fix for express deprecations