Fix some typos

Author: a-andre

doc/socket_loop.md

@@ -38,7 +38,7 @@ int picoquic_packet_loop_v2(picoquic_quic_t* quic,
 ```
 
 The loop will execute,
-calling the Picoquic Netowrking API functions `picoquic_prepare_next_packet_ex`
+calling the Picoquic Networking API functions `picoquic_prepare_next_packet_ex`
 to ask the stack whether packets are ready to be sent and
 `picoquic_incoming_packet_ex` when packets are received from the network.
 

doc/usage.md

@@ -10,12 +10,12 @@ On Linux after building, the following executables are available in the project
 ## HTTP Client and Server Usage
 * client: ./picoquicdemo servername serverportnumber HTTPpath
   * downloaded files will be in current directory. use -o for another folder 
-  * exemple: ./picoquicdemo -o ../received 192.0.2.1 4433 index.html
+  * example: ./picoquicdemo -o ../received 192.0.2.1 4433 index.html
 * server: ./picoquicdemo -p portnumber
   * -p argument tells the program that it is acting as a server
   * HTML root folder is current directory by default. use -w for another folder
   * keys and certs are specified by -k and -c. See -h for more details.
-  * exemple: ./picoquicdemo -w ../htmlroot -p 4433
+  * example: ./picoquicdemo -w ../htmlroot -p 4433
 * additional useful information for HTTP usage is available at:
   * [Without DNS Names Or Certs](https://github.com/private-octopus/picoquic/wiki/Testing-without-DNS-names-or-Certificates)
   * [Certs Using Lets Encrypt](https://github.com/private-octopus/picoquic/wiki/Import-key-and-cert-on-server-from-Let's-encrypt)

picoquic/quicctx.c

@@ -1431,7 +1431,7 @@ int64_t picoquic_get_next_wake_delay(picoquic_quic_t* quic,
      * future, which implies the time in microseconds is less than 2^62.
      * The delay MAX is lower than INT64_MAX, i.e., 2^63.
      * The next wake time is often set to UINT64_MAX, and might sometime
-     * me just under that value, so we make sure to avoid integer
+     * be just under that value, so we make sure to avoid integer
      * overflow in the computation.
      */
     uint64_t next_wake_time = picoquic_get_next_wake_time(quic, current_time);