Make tag for Fixnum 1 bit
Fix test class name
Pass HashPolicy to SHashTable
Add const modifier to symbol
Remove const modifier for Symbol string
Output error input for assignGlobal
Make Symbol as extended tagged pointer representation
Make Symbol not be derived from Sobject to reduce memory usage
Manage symbol instances with memory block
Merge branch 'feature/embed-symbol' into develop
Run test directly and exit if failed
Fix gensym-ed symbol not matched with interned symbol