Move contents from package [...].client.ui.ontology.search to
[...].client.ui.portlet.bioportal.imports and update dependencies
Change class names and update references

Change the names of the classes BioPortalSearchComponent.java and
BioPortalSearchPortlet.java to BioPortalImportComponent.java and
BioPortalImportPortlet.java and update references in other files
Add ontologies-api-java-client dependency

Adding this dependency required to update the JVM version from 1.6 to
1.7 and to add Jackson dependencies (jackson-core and jackson-databind)
Create class to access the BioPortal API
Define exception that will be thrown when it is not possible to retrieve
the details of a class from BioPortal

Example of class whose details can't be retrieved: "melanoma", from the
Human Phenotype Ontology (id: http://purl.obolibrary.org/obo/HP_0002861)
Fix BioPortal Import plugin
Add /bin/ to git ignore