A lot more work on if()

Signed-off-by: Rick Taylor <rick@tropicalstormsoftware.com>
Use statement_list almost everywhere

Signed-off-by: Rick Taylor <rick@tropicalstormsoftware.com>
More if() dead-code removal

Signed-off-by: Rick Taylor <rick@tropicalstormsoftware.com>
More dead-code elimination

Signed-off-by: Rick Taylor <rick@tropicalstormsoftware.com>
Fix float parsing

Signed-off-by: Rick Taylor <rick@tropicalstormsoftware.com>
Better error handling

Signed-off-by: Rick Taylor <rick@tropicalstormsoftware.com>
More if work

Signed-off-by: Rick Taylor <rick@tropicalstormsoftware.com>