Merge pull request #1 from adlnet/master

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Merge branch 'master' of https://github.com/adlnet/xAPI-Spec
update descriptions to be consistent with SCORM 2004 4th edition
Updated versioning language.
- added version to statements
- clients should expect data structures of 1.0 or later versions, possible property additions
- guidance on parallell LRS implementations for incompatible versions
deleted section on metadata, as suggested in: https://github.com/adlnet/xAPI-Spec/issues/11
Added note about IE and http to https requests
Amends to appendix

Note: I changed the names of the kickball teams as I thought we should have a non-vendor specific example. 
I got these team names from http://dailytannenbaum.com/funny-kickball-team-names/
Count targeted statements when querying.

The rationale for the change above is to maintain the ability to migrate a limited set of statements from one system to another without missing follow up information that is crucial to the interpretation of those statements.
changed cmi.interaction URL to match companion doc
Merge pull request #25 from garemoko/cmiinteraction

changed cmi.interaction URL to match companion doc
Merge pull request #22 from bscSCORM/query_targeted

Count targeted statements when querying.
Merge pull request #16 from garemoko/appendixAmends

Amends to appendix
Merge pull request #15 from garemoko/IEnote

Added note about IE and http to https requests
Merge pull request #14 from bscSCORM/metadata

deleted section on metadata
Merge pull request #13 from bscSCORM/api_versioning

Updated versioning language.
Merge pull request #12 from fugu13/scoreupdates

Update score info to be consistent with SCORM 2004 4th edition
Fix typo
Merge pull request #30 from brianjmiller/master

Simple typo fix