Improved build system

Added new entries to .gitignore
Moved away from source directory as central spot for all source code

kernel/linker.ld

@@ -0,0 +1,42 @@
+ENTRY(_start)
+ 
+/* Tell where the various sections of the object files will be put in the final
+   kernel image. */
+SECTIONS
+{
+	. = 0x00100000;  /* place code at 1MB mark*/
+ 
+	_kernel_start	= .;
+	kernel_begin	= .; /*  For legacy reasons */
+	
+	.multiboot.data : {
+		*(.multiboot.data)
+	}
+
+	.multiboot.text : {
+		*(multiboot.text)
+	}
+
+	. += 0xC0000000; /* Addresses in the following code need to be above the 3Gb mark */
+	.text ALIGN (4K) : AT (ADDR (.text) - 0xC0000000)
+	{
+		*(.text)
+	}
+	.rodata ALIGN (4K) : AT (ADDR (.rodata) - 0xC0000000)
+	{
+		*(.rodata)
+	}
+	.data ALIGN (4K) : AT (ADDR (.data) - 0xC0000000)
+	{
+		*(.data)
+	}
+	.bss ALIGN (4K) : AT (ADDR (.bss) - 0xC0000000)
+	{
+		*(COMMON)
+		*(.bss)
+		*(.bootstrap_stack)
+	}
+	_kernel_end = .;
+	kernel_end = .; /* For legacy reasons */
+}
+