Copy release note from 0.7.0 for 0.8.0
Replace 0.7.0 with 0.8.0
Fix a typo

an Web browser ->
a  Web browser
 ^

`a` is suitable for `web`.
Fix a typo

an comuter ->
a  computer
 ^    ^
Fix a typo

lets's ->
let's
   ^
Fix a typo

Dronga ->
Droonga
   ^
Capitalize starbucks

starbucks ->
Starbucks
^
Fix a typo

adaper ->
adapter
Fix a typo

ginven ->
given
  ^
Fix a typo

adaper ->
adapter
    ^