Add activity type pick list when follow event

This patch is for the default Calendar module
add activitytype picklist when select follow event

This patch is for Calendar4You module
Fix multipicklist in ListView and DetailView
GetReferenceAutocomplete Webservice method: helper method to support autocomplete fields: permits different search functionality on reference/capture fields
Support for date field in advanced conditions of filters on custom block: Thanks Stefan!
https://vtiger.stefanwarnat.de/uncategorized/use-datefields-from-custom-blocks-in-customview-standard-conditions/
related to issue #144: eliminate warnings
permit filter and reporing on empty dates using the dollar sign
fix incorrect selected option in notifications template
compile customer portal access email against contact. code cleanup
(correct) fix for: portal email is sent with no html formatting and without compiling contact fields
Error when export fields with labaels have ?
fixes #246: speed optimization: calls to getParentTab
Merge branch 'master' of http://github.com/tsolucio/corebos
Fix Tooltip in Inventory Product lines in Invoice Module
die() is not necessary and break the tooltip with inventory product lines
dump of an empty just installed database
fixes error in logo names: there was a difference between the saved name and the real name when spaces where in the file name
support for user login with normal password on webservice interface
return validated contact id on login portal webservice access
Merge branch 'master' of https://github.com/tsolucio/corebos into tsolucio-master13