Small grammar fixes

A few grammar fixes. There may be more, but I only do what I can.

Booting/README.md

@@ -1,9 +1,9 @@
-# Kernel booting process
+# Kernel boot process
 
-This chapter describes linux kernel booting process. You will see here a
-couple of posts which describes full cycle of the kernel loading:
+This chapter describes the linux kernel boot process. You will see here a
+couple of posts which describe the full cycle of the kernel loading process:
 
-* [From the bootloader to kernel](http://0xax.gitbooks.io/linux-insides/content/Booting/linux-bootstrap-1.html) - describes all stages from turning on the computer before the first instruction of the kernel;
+* [From the bootloader to kernel](http://0xax.gitbooks.io/linux-insides/content/Booting/linux-bootstrap-1.html) - describes all stages from turning on the computer to before the first instruction of the kernel;
 * [First steps in the kernel setup code](http://0xax.gitbooks.io/linux-insides/content/Booting/linux-bootstrap-2.html) - describes first steps in the kernel setup code. You will see heap initialization, querying of different parameters like EDD, IST and etc...
 * [Video mode initialization and transition to protected mode](http://0xax.gitbooks.io/linux-insides/content/Booting/linux-bootstrap-3.html) - describes video mode initialization in the kernel setup code and transition to protected mode.
 * [Transition to 64-bit mode](http://0xax.gitbooks.io/linux-insides/content/Booting/linux-bootstrap-4.html) - describes preparation for transition into 64-bit mode and transition into it.