Move ecma262 dir to tests/
Add script to visualize AST
Merge pull request #63 from cesanta/dot

Add script to visualize AST
Merge pull request #62 from cesanta/ecma262

Move ecma262 dir to tests/
Parse unicode vars. More ecma tests.
Merge pull request #65 from cesanta/unicode_vars

Parse unicode vars. Parse all ecma tests.
Refactor and comment varlen functions
Merge pull request #64 from cesanta/refactor_varlen

Refactor and comment varlen functions
Removed `SAVE_AST` definition from sources

Sometimes we forget to remove it, and thus some changes in
AST generation or rendering might go unnoticed.

This change adds a `make save_want_ast` target that
runs the test with AST saving enabled.
Use short cmd args for v7
Merge pull request #67 from cesanta/cmdopts

Use short cmd args for v7
Merge pull request #68 from cesanta/save_ast

Removed `SAVE_AST` definition from sources
Store numbers as strings in AST