Add manpage generator

Cargo.lock

@@ -1,5 +1,11 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "adler"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
+
 [[package]]
 name = "aead"
 version = "0.3.2"
@@ -49,9 +55,11 @@ dependencies = [
  "console",
  "dialoguer",
  "env_logger",
+ "flate2",
  "gumdrop",
  "hex",
  "log",
+ "man",
  "p256",
  "rand 0.7.3",
  "secrecy",
@@ -244,6 +252,15 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dcb25d077389e53838a8158c8e99174c5a9d902dee4904320db714f3c653ffba"
 
+[[package]]
+name = "crc32fast"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81156fece84ab6a9f2afdb109ce3ae577e42b1228441eded99bd77f627953b1a"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "crypto-mac"
 version = "0.10.0"
@@ -383,6 +400,18 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "flate2"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd3aec53de10fe96d7d8c565eb17f2c687bb5518a2ec453b5b1252964526abe0"
+dependencies = [
+ "cfg-if",
+ "crc32fast",
+ "libc",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "funty"
 version = "1.1.0"
@@ -536,12 +565,31 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "man"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebf5fa795187a80147b1ac10aaedcf5ffd3bbeb1838bda61801a1c9ad700a1c9"
+dependencies = [
+ "roff",
+]
+
 [[package]]
 name = "memchr"
 version = "2.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0ee1c47aaa256ecabcaea351eae4a9b01ef39ed810004e298d2511ed284b1525"
 
+[[package]]
+name = "miniz_oxide"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a92518e98c078586bc6c934028adcca4c92a53d6a958196de835170a01d84e4b"
+dependencies = [
+ "adler",
+ "autocfg 1.0.1",
+]
+
 [[package]]
 name = "nom"
 version = "6.1.2"
@@ -882,6 +930,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "roff"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e33e4fb37ba46888052c763e4ec2acfedd8f00f62897b630cadb6298b833675e"
+
 [[package]]
 name = "rsa"
 version = "0.3.0"