* add unnest verb
* add nest() verb
* add test for nest() verb
* re-run document()
* add proper group handling for nest()
* add test for unnest with multiple columns
* remove dead code
* update documentation
* fix broken .Rd files
* bugfix in parse_command_result()
* only overwrite DataType into ColumnType if it doesn't exist; add integration tests for nest/unnest
* include params in environment for partial evaluation of expressions in filter() and mutate()
* include params in environment for partial evaluation of expressions in filter() and mutate()
* update docstring for tbl_kusto_abstract to reflect removal of simulate_kusto()
* replace 'setosa' with p again in filter param test
* add comment explaining vars_select usage and extract add_params_to_quosure function
* add parameterised query integration test
* require bit64 quietly
* fix#33: don't escape join type
* fix#32: escape lhs of mutate, rename, summarise exprs
* close#34: add print method
* add dplyr integration testing
* changes to tbl_kusto_abstract and simulate_kusto
* fix for escaping table names when table name is a Kusto function call
* export methods to get testthat tests to pass when run by devtools::check()
* fix undocumented params in op_base and tbl_kusto
* reexport dplyr functions to fix R CMD CHECK warnings, make function signatures match generics
* don't need importFrom since we already import dplyr
* import rlang
* refactoring
* refactored and tests passing again
* add tests for kql-escape
* added arrange function
* remove purrr dependency
* merge namespace file
* start working on group_by, summarize, and ungroup
* finalize changes to replace AzureDataExplorer with AzureKusto name
* implemented group_by and summarise
* make mutate() work with agg functions
* add rename() verb
* add head() verb
* start implementing join
* add tbl_kusto class
* implement collect() verb
* make render() quote the database name for show_query and collect
* get basic one-column inner join working
* add basic support for one-column left, right, outer, anti, semi joins
* handle join on one differently-named column
* make join work with multiple differently named columns
* add verb: union_all as this is the only setop flavor supported by Kusto
* error on unsupported setops
* remove DBI stuff for now
* remove DBI as an import
* remove DBITest from suggested imports
* add rlang to imports list in DESCRIPTION
* various cleanup
* rename tbl_abstract to tbl_kusto_abstract
* remove call to as.tibble in collect()
* add tibble to Imports and call as.tibble in collect() method
* add tibble to Imports and call as.tibble in collect() method
* remove tibble from DESCRIPTION and call dplyr::as_tibble instead