Add invitations endpoint (#200)

Author: logankilpatrick

.gitignore

@@ -1 +1,2 @@
 /Manifest.toml
+/.vscode

src/GitHub.jl

@@ -360,4 +360,14 @@ export
     create_release,
     releases
 
-end # module GitHub
+#################
+# Organizations #
+#################
+
+include("orgs/orgs.jl")
+
+export
+    invitations,
+    Invite
+
+end # module GitHub

src/orgs/orgs.jl

@@ -0,0 +1,20 @@
+##############
+# Organization Type #
+##############
+
+@ghdef mutable struct Invite
+    # id::Union{Int, Nothing}
+    # login::Union{String, Nothing}
+    # node_id::Union{String, Nothing}
+    # email::Union{String, Nothing}
+    # role::Union{String, Nothing}
+    # created_at::Union{String, Nothing}
+    # inviter::Union{Any, Nothing}
+    # team_count::Union{Int, Nothing}
+    invitation_teams_url::Union{String, Nothing}
+end
+
+@api_default function invitations(api::GitHubAPI, org::String, params=Dict{String,Any}(); options...)
+    results, page_data = gh_post_json(api, "/orgs/$(org)/invitations"; params=params, options...)
+    return map(Invite, results), page_data
+end