GUAC-340: Add Environment and LocalEnvironment, collectively replacing GuacamoleHome and GuacamoleProperties. Mark GuacamoleHome and GuacamoleProperties as deprecated. Remove use of deprecated classes within guacamole-ext.
GUAC-340: Expose available protocols within Environment.
GUAC-930: Add Swedish keymap to known parameter values.
Merge pull request #12 from glyptodon/swedish-keymap

GUAC-930: Add Swedish keymap to known parameter values.
GUAC-933: Do not set parent identifier to the string "null".
Merge pull request #18 from glyptodon/fix-null-string

GUAC-933: Do not set parent identifier to the string "null".
Merge branch 'master' into GUAC-546-REWRITE-merge

Conflicts:
	guacamole/src/main/java/org/glyptodon/guacamole/net/basic/rest/protocol/ProtocolRetrievalService.java