updated poi library version information in applcation context file
preselect attribute value in EventLoader with user uploaded CSV file
update error message for multiple projects in a user uploaded CSV file
update error message for multiple projects in a user uploaded CSV file
fixed few minor bugs for preselect values from uploaded files
added icon image folder
updated icons in event loader page
merged required field and tooltip icons into single icon while keeping original icons updated
added new style classes for new icons
removed date format with slashed from model validator
updated CommonTool to handle string and timestamp in formatting
updated date formatting to use a method from CommonTool

Conflicts:
	main/src/java/org/jcvi/ometa/utils/EventsToFile.java
added and renamed fields for ontology term class
added bioportal ontology service class that utilizes Bioportal's REST API
updated ontology ajax class to use new bioportal service
updated metadata setup page to use ontolgies from BioPortal
added center alignment of row expand buttons in sample & event details
made hidden columns searchable
added ontology icon
removed client side page log
removed unused css classes
added ontology icon to indicate there is an ontology associated with a meta attribute
updated metadata setup page to add ontology term information(ontology id, ontology, term id) to description field
updated event loader to fetch ontology terms
added auto complete loading image to global css
added descendants lookup to ontology service class
changed option formats for ontology autocomplete box to 'term - ontology label'
removed the hard width set for autocomplete boxes
append term id to term value wrapped in <>