Update documentation

Author: wravery

README.md

@@ -127,9 +127,9 @@ do that.
 
 ### schemagen
 
-I'm using [Boost](https://www.boost.org/doc/libs/1_69_0/more/getting_started/index.html) for `schemagen`:
+I'm using [Boost](https://www.boost.org/doc/libs/1_82_0/more/getting_started/index.html) for `schemagen`:
 
-- Command line handling: [Boost.Program_options](https://www.boost.org/doc/libs/1_69_0/doc/html/program_options.html).
+- Command line handling: [Boost.Program_options](https://www.boost.org/doc/libs/1_82_0/doc/html/program_options.html).
 Run `schemagen -?` to get a list of options. Many of the files in the [samples](samples/) directory were generated
 with `schemagen`, you can look at [samples/CMakeLists.txt](samples/CMakeLists.txt) for a few examples of how to call it:
 ```
@@ -144,8 +144,8 @@ Command line options:
   -n [ --namespace ] arg C++ sub-namespace for the generated types
   --source-dir arg       Target path for the <prefix>Schema.cpp source file
   --header-dir arg       Target path for the <prefix>Schema.h header file
-  --no-stubs             Generate abstract classes without stub implementations
-  --separate-files       Generate separate files for each of the types
+  --stubs                Unimplemented fields throw runtime exceptions instead
+                         of compiler errors
   --no-introspection     Do not generate support for Introspection
 ```
 
@@ -161,8 +161,7 @@ Windows and UWP shared library targets (the platform triplets which don't end in
 ### clientgen
 
 The `clientgen` utility is based on `schemagen` and shares the same external dependencies. The command line arguments
-are almost the same, except it takes an extra file for the request document and there is no equivalent to `--no-stubs` or
-`--separate-files`:
+are almost the same, except it takes an extra file for the request document and there is no equivalent to `--stubs`:
 ```
 Usage:  clientgen [options] <schema file> <request file> <output filename prefix> <output namespace>
 Command line options:
@@ -259,6 +258,12 @@ is no implementation of this schema, it relies entirely generated stubs (created
 successfully without defining more than placeholder objects fo the Query, Mutation, and Subscription operations in
 [samples/validation/ValidationMock.h](samples/validation/ValidationMock.h). It is used to test the validation logic
 with every example or counter-example in the spec in [test/ValidationTests.cpp](test/ValidationTests.cpp).
+- [samples/proxy](samples/proxy/) (`GRAPHQL_BUILD_HTTP_SAMPLE=ON`): Generates a `client` and `server` pair of
+executables which proxy requests from the `client` to the `server` over HTTP (on port 8080 for localhost). The HTTP
+support in both samples comes from [Boost.Beast](https://www.boost.org/doc/libs/1_82_0/libs/beast/doc/html/index.html),
+which must be included in your `Boost` installation to build this directory. If you are using `vcpkg`, it will install
+the necessary `Boost` components on demand. _Note: This directory uses the Boost Software License because the samples
+borrow heavily from examples in the `Boost.Beast` documentation._
 
 # Build and Test
 

samples/proxy/LICENSE

@@ -0,0 +1,31 @@
+Portions of the files in this directory are copied from the Boost.Beast
+examples, and they fall under the Boost Sofware License:
+https://www.boost.org/doc/libs/1_82_0/libs/beast/doc/html/beast/examples.html.
+
+This license text is also available from https://www.boost.org/LICENSE_1_0.txt.
+
+-------------------------------------------------------------------------------
+
+Boost Software License - Version 1.0 - August 17th, 2003
+
+Permission is hereby granted, free of charge, to any person or organization
+obtaining a copy of the software and accompanying documentation covered by
+this license (the "Software") to use, reproduce, display, distribute,
+execute, and transmit the Software, and to prepare derivative works of the
+Software, and to permit third-parties to whom the Software is furnished to
+do so, all subject to the following:
+
+The copyright notices in the Software and this entire statement, including
+the above license grant, this restriction and the following disclaimer,
+must be included in all copies of the Software, in whole or in part, and
+all derivative works of the Software, unless such copies or derivative
+works are solely in the form of machine-executable object code generated by
+a source language processor.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.