refactor: namespace cleanup pass 2

- Rename driver.intf.serial -> driver.io.serial (intf/ -> io/)
- Move net protocols to driver.net.proto.* (net/ -> net/proto/)
  - arp, dhcp, eth2, icmp, ipv4, tcp, udp
- Move netdev to driver.net.dev.* (netdev/ -> net/dev/)
  - e1000
- Move driver.net.pas into driver/net/
- Move driver.video.pas into driver/video/
- Rename arch.x86.faults -> arch.x86.fault, move to fault/ dir
- Move driver.storage.ctl.ahci.pas into ctl/ahci/
- Move driver.storage.ctl.ide.pas into ctl/ide/
- Move linker.script and version to toolchain/
- Update all unit references and namespace doc

35 files changed, 237 insertions(+), 234 deletions(-)

src/arch/x86/arch.x86.util.pas

@@ -78,7 +78,7 @@ uses
     arch.x86.cpu,
     arch.x86.isr.types,
     driver.timer.rtc,
-    driver.intf.serial,
+    driver.io.serial,
     io.syslog;
 
 function MsSinceSystemBoot : uint64;

src/arch/x86/fault/arch.x86.fault.pas

@@ -17,7 +17,7 @@
 	
 	@author(Kieron Morris <[email protected]>)
 }
-unit arch.x86.faults;
+unit arch.x86.fault;
 
 interface
 

src/arch/x86/system.pas

@@ -274,7 +274,7 @@ function Round(d: Double): int64;
 
 implementation
 
-{ ---- Raw driver.intf.serial debug helpers (COM1 $3F8, no dependencies) ---- }
+{ ---- Raw driver.io.serial debug helpers (COM1 $3F8, no dependencies) ---- }
 
 procedure serial_putch(ch: char); assembler;
 asm