Tx fl or mt (#57)

* lazy decoding

* java 8 compatible gppmodel tests

* rename missed multistate usp* methods to us*

* lazier decoding

* lazier decoding

* tests for null and empty string constructor arguments

* validation

* fix typo

* remove redundant validate call

* default validate

* remove empty validate method from header core segment

* fix usct validator

* 3.1.1

* 3.1.2-SNAPSHOT

* tcfca publisher restrictions and disclosed vendors

* deprecate multi-state usp* methods

* substring error handling

* remove deprecated usp methods

* remove deprecated usp methods

* remove deprecated usp methods

* cleanup validators

* Better decoding exception messaging

* remove unused classes

* Update README

* add support for the old headerless tcfeuv2 strings

* encodeSection fix

* encodeSection lazy fix

* tcfeu pub restrictions fix

* pub restrictions getters

* tcfeu pub restirctions fix

* cleanup

* pub restrictions fix

* optimize bitstring padding

* 3.2.0

* 3.2.1-SNAPSHOT

* fl mt or tx

---------

Co-authored-by: chad <chad@totalium.com>

Author: chuff

iabgpp-encoder/src/main/java/com/iab/gpp/encoder/GppModel.java

@@ -267,7 +267,7 @@ public UsOr getUsOrSection() {
   public UsTx getUsTxSection() {
     return (UsTx) getSection(UsTx.NAME);
   }
-
+  
   public List<Integer> getSectionIds() {
     if (!this.decoded) {
       this.sections = this.decodeModel(this.encodedString);