class super method was borked; now hunts for first available default ctor in chain
super fix fixed; RIP class base method - not possible to implement correctly without (expensive) use of debug functionality
document lapp.slack docs by Alfredo Canziani
[minor]: removed duplicate local definition.
Merge pull request #83 from pygy/patch-1

[minor]: removed duplicate local definition.
Fix tablex move and ipcopy docs
Merge pull request #85 from Eloff/patch-1

Fix tablex move and ipcopy docs
Unix line endings for examples
documentation changes and refactorings
pl.class can be used more conveniently from Moonscript
pl.Date fixes and reorgs; is_weekend borked
pl.lapp allows -<char> flags to be followed directly by value, for instance -I/user/include/lua/5.1
PL passes tests with no-compat Lua 5.2; utils.unpack exported, now always using utils.load rather than loadstring
Issue #89: Date.tzone calculation wrong
Date: Don't assume dst offset is 1 hour from standard time zone offset. Calculate the dst difference instead because it's possible dst may not be 1 hour from std.
Use ts for for time when converting between utc and local.
Merge pull request #90 from user-none/tz_dst

Don't assume dst offset is 1 hour from std
Pull #91: move is_XXX and to_bool into pl.types
keep utils.is_type where it is for now; types.is_type is an alias
Start date2 implementation.