fix Issue 13102 - Cannot parse 184467440737095516153.6L
Merge pull request #3753 from WalterBright/fix13102

[REG2.065] Issue 13102 - Cannot parse 184467440737095516153.6L
Fix uninitialized variable
fix Issue 13114 - old opCmp requirement for AA keys should be detected for classes
Merge pull request #3756 from schuetzm/fix-uninitialized-storage-class

Fix uninitialized variable
turn type modifiers into enum
Merge pull request #3750 from Trass3r/master

use enums
Merge pull request #3757 from 9rnsr/fix13114

Issue 13114 - old opCmp requirement for AA keys should be detected for classes