0.0.7 (#10)

• Add dplyr rows verbs
• Allow mixed numbering (with c() and f[...]) for tibble construction
• Allow slice (f[a:b]) to be expanded into sequence for EVAL context
• Finish tidyr porting.

0.0.6: Merge pull request #9 from pwwang/dev

• Add options, getOption and options_context to datar.base to allow set/get global options
• Add options: dplyr.summarise.inform
• Add _base0 argument to all related APIs
• Add nycflights13 datasets
• Support slice_head/slice_tail for grouped data

0.0.5

• Add option index.base.0;
• Refactor Collection families

0.0.4

• Finish port of tibble.

0.0.3: Merge pull request #5 from pwwang/dev

• Add stats.weighted_mean
• Allow function to prefer recycling input or output for summarise

0.0.2: Merge pull request #4 from pwwang/dev

• Port verbs and functions from tidyverse/dplyr and test them with original cases

0.0.1

• First release