Use executor to add a layer of indirection betweeen Client and actual requests
Remove PageLinks
Change next to onDeck to avoid naming confusion
Fetch new pages after `limit` entities, send mediatype with request
Include multiple media types and content type in requests
Merge branch 'master' into pages

Conflicts:
	src/main/java/com/tempoiq/json/DeviceSegmentModule.java
Remove static string declarations
Merge branch 'master' into pages

Conflicts:
	src/main/java/com/tempoiq/Client.java
Merge branch 'pages' of github.com:jcc333/tempoiq-java into pages
Merge pull request #12 from jcc333/pages

Pages