diff --git a/.gitignore b/.gitignore
index 8324c30..e4d5ea3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,5 @@
 *.jl.mem
 deps/deps.jl
 docs/build
+.vscode
+lcov.info
diff --git a/Manifest.toml b/Manifest.toml
deleted file mode 100644
index f9ceba5..0000000
--- a/Manifest.toml
+++ /dev/null
@@ -1,129 +0,0 @@
-# This file is machine-generated - editing it directly is not advised
-
-[[Base64]]
-uuid = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"
-
-[[CSTParser]]
-deps = ["Tokenize"]
-git-tree-sha1 = "376a39f1862000442011390f1edf5e7f4dcc7142"
-uuid = "00ebfdb7-1f24-5e51-bd34-a7502290713f"
-version = "0.6.0"
-
-[[Compat]]
-deps = ["Base64", "Dates", "DelimitedFiles", "Distributed", "InteractiveUtils", "LibGit2", "Libdl", "LinearAlgebra", "Markdown", "Mmap", "Pkg", "Printf", "REPL", "Random", "Serialization", "SharedArrays", "Sockets", "SparseArrays", "Statistics", "Test", "UUIDs", "Unicode"]
-git-tree-sha1 = "84aa74986c5b9b898b0d1acaf3258741ee64754f"
-uuid = "34da2185-b29b-5c13-b0c7-acf172513d20"
-version = "2.1.0"
-
-[[DataStructures]]
-deps = ["InteractiveUtils", "OrderedCollections", "Random", "Serialization", "Test"]
-git-tree-sha1 = "ca971f03e146cf144a9e2f2ce59674f5bf0e8038"
-uuid = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
-version = "0.15.0"
-
-[[Dates]]
-deps = ["Printf"]
-uuid = "ade2ca70-3891-5945-98fb-dc099432e06a"
-
-[[DelimitedFiles]]
-deps = ["Mmap"]
-uuid = "8bb1440f-4735-579b-a4ab-409b98df4dab"
-
-[[Distributed]]
-deps = ["Random", "Serialization", "Sockets"]
-uuid = "8ba89e20-285c-5b6f-9357-94700520ee1b"
-
-[[InteractiveUtils]]
-deps = ["Markdown"]
-uuid = "b77e0a4c-d291-57a0-90e8-8db25a27a240"
-
-[[LibGit2]]
-uuid = "76f85450-5226-5b5a-8eaa-529ad045b433"
-
-[[Libdl]]
-uuid = "8f399da3-3557-5675-b5ff-fb832c97cbdb"
-
-[[LinearAlgebra]]
-deps = ["Libdl"]
-uuid = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
-
-[[Logging]]
-uuid = "56ddb016-857b-54e1-b83d-db4d58db5568"
-
-[[MacroTools]]
-deps = ["CSTParser", "Compat", "DataStructures", "Test"]
-git-tree-sha1 = "daecd9e452f38297c686eba90dba2a6d5da52162"
-uuid = "1914dd2f-81c6-5fcd-8719-6d5c9610ff09"
-version = "0.5.0"
-
-[[Markdown]]
-deps = ["Base64"]
-uuid = "d6f4376e-aef5-505a-96c1-9c027394607a"
-
-[[Mmap]]
-uuid = "a63ad114-7e13-5084-954f-fe012c677804"
-
-[[OrderedCollections]]
-deps = ["Random", "Serialization", "Test"]
-git-tree-sha1 = "c4c13474d23c60d20a67b217f1d7f22a40edf8f1"
-uuid = "bac558e1-5e72-5ebc-8fee-abe8a469f55d"
-version = "1.1.0"
-
-[[Pkg]]
-deps = ["Dates", "LibGit2", "Markdown", "Printf", "REPL", "Random", "SHA", "UUIDs"]
-uuid = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
-
-[[Printf]]
-deps = ["Unicode"]
-uuid = "de0858da-6303-5e67-8744-51eddeeeb8d7"
-
-[[REPL]]
-deps = ["InteractiveUtils", "Markdown", "Sockets"]
-uuid = "3fa0cd96-eef1-5676-8a61-b3b8758bbffb"
-
-[[Random]]
-deps = ["Serialization"]
-uuid = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
-
-[[SHA]]
-uuid = "ea8e919c-243c-51af-8825-aaa63cd721ce"
-
-[[Serialization]]
-uuid = "9e88b42a-f829-5b0c-bbe9-9e923198166b"
-
-[[SharedArrays]]
-deps = ["Distributed", "Mmap", "Random", "Serialization"]
-uuid = "1a1011a3-84de-559e-8e89-a11a2f7dc383"
-
-[[Sockets]]
-uuid = "6462fe0b-24de-5631-8697-dd941f90decc"
-
-[[SparseArrays]]
-deps = ["LinearAlgebra", "Random"]
-uuid = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
-
-[[Statistics]]
-deps = ["LinearAlgebra", "SparseArrays"]
-uuid = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
-
-[[Suppressor]]
-deps = ["Compat"]
-git-tree-sha1 = "a39342763981e766a72938b59032dc02a2d74da5"
-uuid = "fd094767-a336-5f1f-9728-57cf17d0bbfb"
-version = "0.1.1"
-
-[[Test]]
-deps = ["Distributed", "InteractiveUtils", "Logging", "Random"]
-uuid = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
-
-[[Tokenize]]
-git-tree-sha1 = "0de343efc07da00cd449d5b04e959ebaeeb3305d"
-uuid = "0796e94c-ce3b-5d07-9a54-7f471281c624"
-version = "0.5.4"
-
-[[UUIDs]]
-deps = ["Random", "SHA"]
-uuid = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
-
-[[Unicode]]
-uuid = "4ec0a83e-493e-50e2-b9ac-8f72acf5a8f5"
diff --git a/Project.toml b/Project.toml
index 883d48d..4218ee1 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,12 +1,13 @@
 name = "Classes"
 uuid = "1a9c1350-211b-5766-99cd-4544d885a0d1"
+version = "0.1.3-DEV"
 
 [deps]
 DataStructures = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
 MacroTools = "1914dd2f-81c6-5fcd-8719-6d5c9610ff09"
 
 [compat]
-julia = "1.0, 1.1"
+julia = "1"
 
 [extras]
 Suppressor = "fd094767-a336-5f1f-9728-57cf17d0bbfb"
diff --git a/test/REQUIRE b/test/REQUIRE
deleted file mode 100644
index c206576..0000000
--- a/test/REQUIRE
+++ /dev/null
@@ -1 +0,0 @@
-Suppressor