change links to https if possible (arduino-libraries#66)

Author: Rotzbua

AUTHORS

@@ -2,7 +2,7 @@ Alberto Panu       https://github.com/bigjohnson
 Alasdair Allan     https://github.com/aallan
 Alice Pintus       https://github.com/00alis
 Adrian McEwen      https://github.com/amcewen
-Arduino LLC        http://arduino.cc/
+Arduino LLC        https://arduino.cc/
 Arnie97            https://github.com/Arnie97
 Arturo Guadalupi   https://github.com/agdl
 Bjoern Hartmann    https://people.eecs.berkeley.edu/~bjoern/

examples/TelnetClient/TelnetClient.ino

@@ -7,7 +7,7 @@
  Processing's ChatServer example (part of the Network library) works well,
  running on port 10002. It can be found as part of the examples
  in the Processing application, available at
- http://processing.org/
+ https://processing.org/
 
  Circuit:
  * Ethernet shield attached to pins 10, 11, 12, 13

examples/UdpNtpClient/UdpNtpClient.ino

@@ -5,7 +5,7 @@
  Get the time from a Network Time Protocol (NTP) time server
  Demonstrates use of UDP sendPacket and ReceivePacket
  For more on NTP time servers and the messages needed to communicate with them,
- see http://en.wikipedia.org/wiki/Network_Time_Protocol
+ see https://en.wikipedia.org/wiki/Network_Time_Protocol
 
  created 4 Sep 2010
  by Michael Margolis

examples/WebClientRepeating/WebClientRepeating.ino

@@ -17,7 +17,7 @@
  modified 21 Jan 2014
  by Federico Vanzati
 
- http://www.arduino.cc/en/Tutorial/WebClientRepeating
+ https://www.arduino.cc/en/Tutorial/WebClientRepeating
  This code is in the public domain.
 
  */

library.properties

@@ -5,6 +5,6 @@ maintainer=Paul Stoffregen <[email protected]>, Arduino <[email protected]>
 sentence=Enables network connection (local and Internet) using the Arduino Ethernet Board or Shield.
 paragraph=With this library you can use the Arduino Ethernet (shield or board) to connect to Internet. The library provides both Client and server functionalities. The library permits you to connect to a local network also with DHCP and to resolve DNS.
 category=Communication
-url=http://www.arduino.cc/en/Reference/Ethernet
+url=https://www.arduino.cc/en/Reference/Ethernet
 architectures=*
 includes=Ethernet.h

src/EthernetClient.cpp

@@ -189,7 +189,7 @@ uint16_t EthernetClient::localPort()
 }
 
 // https://github.com/per1234/EthernetMod
-// returns the remote IP address: http://forum.arduino.cc/index.php?topic=82416.0
+// returns the remote IP address: https://forum.arduino.cc/index.php?topic=82416.0
 IPAddress EthernetClient::remoteIP()
 {
 	if (sockindex >= MAX_SOCK_NUM) return IPAddress((uint32_t)0);