Removed if/elseif block and replaced with a static HashMap containing Operator ID's

Lazy-load list of Operators when operatorReplace is invoked

Patch Set 2 - changed 53024 from "NZ Comms" to "2Degrees"

Change-Id: I4c2dcfa7eeaff41ce40014c07f94047e07f5c13a

Conflicts:
	src/java/com/android/internal/telephony/Operators.java
removing this