Language Spec Comment: Meaning of "Extension"

LS Page 19 Lines 42-46.  The word "extension" is used inconsistently.

OpenC2 can use both standard actuator profiles and extension (non-standard or custom) actuator profiles.

The slpf Example Target refers to a standard actuator profile, not a custom actuator profile.

Change "extensions" to "elements" on page 11 line 50.
Remove the word "Extension" from page 19 line 46.