Allow key-value pair without value for VVM SMS

While a field doesn't have a value the field should not be sent, but
some carrier ignores this specification.

This CL relaxes the constraint on key-value pairs.

Change-Id: Ic3f8b4ff538447fb2aec6aa0107015f8c3fd0808
Fixes: 30124301
2 files changed
tree: acb060fb25c03d76e8d95f58db20e59d6454a56a
  1. src/
  2. tests/
  3. tools/
  4. Android.mk
  5. CleanSpec.mk
  6. README.txt