Apply coding rule

Apply coding rule

covered Tizen C++ coding rule list

 - [R06] : Do not unnecessarily use braces where a single statement will do.
		- Exception: if one branch of a conditional statement is a single statement,
					 use braces in both branches.

 - [M08] : Keywords have following space rules
		- Put a space after (most) keywords
			- example: if, switch, case, for, do, while
		- Do not put a space after function like keywords
			- example: sizeof, typeof, alignof, __attribute__

 - [M09] : Operators have following space rules
		- Put a space around(on each side of) most binary and ternary operators
			- Example : = + -< > * / % | & ^ <= >= == != ? :
		- Do not put a space after unary operators
			- Example: & * + -~ !
		- Unary "++" and unary "--" are allowed no space on one side
		- Do not put a space around the "." and "->" structure member operators.
		- Do not put a space after cast operator

 - [M10] : Seperators have following space rules
		- Put a space after closing brace when it has anything on the line.
			- Exception : comma after closing brace '},‘
		- Put a space after comma
		- Do not put space inside parenthesis '(', ')‘
		- Do not put space before open square bracket '[‘ and inside square bracket '[', ']‘

 - [M12] : Functions have the opening brace at the beginning of the next line.

 - [M13] : The open brace last on the line. The closing brace is empty on a line of its own
		- Exception : else, whileshould follow close brace '}’

 - [M14] : Open braces for enum, union and structgo on the same line

Change-Id: I6e59513ba121a25222e6e626792b3e115ebec1d3
Signed-off-by: sangwan.kwon <sangwan.kwon@samsung.com>