Remove the dependency on Ranch

We instead of two new modules, gun_tcp and gun_tls.
They only have 6 functions so far, much less than
what Ranch provided before.

Also renames ssl to tls where applicable. It's still
possible to use the ssl transport option but it's now
undocumented.

2 files changed, 5 insertions, 5 deletions

diff --git a/doc/src/guide/connect.asciidoc b/doc/src/guide/connect.asciidoc
index e0b09d6..f7983bc 100644
--- a/doc/src/guide/connect.asciidoc
+++ b/doc/src/guide/connect.asciidoc
@@ -34,9 +34,9 @@ The `gun:open/{2,3}` function must be used to open a connection.
 {ok, ConnPid} = gun:open("example.org", 443).
 
 If the port given is 443, Gun will attempt to connect using
-SSL. The protocol will be selected automatically using the
+TLS. The protocol will be selected automatically using the
 ALPN extension for TLS. By default Gun supports HTTP/2
-and HTTP/1.1 when connecting using SSL.
+and HTTP/1.1 when connecting using TLS.
 
 For any other port, Gun will attempt to connect using TCP
 and will use the HTTP/1.1 protocol.
@@ -47,10 +47,10 @@ options. The manual documents all available options.
 Options can be provided as a third argument, and take the
 form of a map.
 
-.Opening an SSL connection to example.org on port 8443
+.Opening a TLS connection to example.org on port 8443
 
 [source,erlang]
-{ok, ConnPid} = gun:open("example.org", 8443, #{transport=>ssl}).
+{ok, ConnPid} = gun:open("example.org", 8443, #{transport => tls}).
 
 === Waiting for the connection to be established
 
diff --git a/doc/src/guide/start.asciidoc b/doc/src/guide/start.asciidoc
index 6d93e2e..17cbe87 100644
--- a/doc/src/guide/start.asciidoc
+++ b/doc/src/guide/start.asciidoc
@@ -27,7 +27,7 @@ use it.
 [source,erlang]
 ----
 1> application:ensure_all_started(gun).
-{ok,[ranch,crypto,cowlib,asn1,public_key,ssl,gun]}
+{ok,[crypto,cowlib,asn1,public_key,ssl,gun]}
 ----
 
 === Stopping