Fix some spacing/style issues in CPDate.

Foundation/CPDate.j

@@ -39,13 +39,17 @@ var CPDateReferenceDate = new Date(Date.UTC(2001,1,1,0,0,0,0));
 {
     return [[self alloc] init];
 }
+
 + (id)dateWithTimeIntervalSinceNow:(CPTimeInterval)seconds
 {
     return [[CPDate alloc] initWithTimeIntervalSinceNow:seconds];
 }
-+ (id)dateWithTimeIntervalSince1970:(CPTimeInterval)seconds {
+
++ (id)dateWithTimeIntervalSince1970:(CPTimeInterval)seconds 
+{
     return [[CPDate alloc] initWithTimeIntervalSince1970:seconds];
 }
+
 + (id)dateWithTimeIntervalSinceReferenceDate:(CPTimeInterval)seconds
 {
     return [[CPDate alloc] initWithTimeIntervalSinceReferenceDate:seconds];
@@ -66,28 +70,31 @@ var CPDateReferenceDate = new Date(Date.UTC(2001,1,1,0,0,0,0));
     self = new Date((new Date()).getTime() + seconds * 1000);
     return self;
 }
+
 - (id)initWithTimeIntervalSince1970:(CPTimeInterval)seconds
 {
     self = new Date(seconds * 1000);
     return self;
 }
+
 - (id)initWithTimeIntervalSinceReferenceDate:(CPTimeInterval)seconds
 {
     self = [self initWithTimeInterval:seconds sinceDate:CPDateReferenceDate];
     return self;
 }
+
 - (id)initWithTimeInterval:(CPTimeInterval)seconds sinceDate:(CPDate)refDate
 {
     self = new Date(refDate.getTime() + seconds * 1000);
     return self;
 }
+
 - (id)initWithString:(CPString)description
 {
     self = new Date(description); // FIXME: not same format as NSString
     return self;
 }
 
-
 - (CPTimeInterval)timeIntervalSinceDate:(CPDate)anotherDate
 {
     return (self.getTime() - anotherDate.getTime()) / 1000.0;
@@ -97,14 +104,17 @@ var CPDateReferenceDate = new Date(Date.UTC(2001,1,1,0,0,0,0));
 {
     return [self timeIntervalSinceDate:[CPDate date]];
 }
+
 - (CPTimeInterval)timeIntervalSince1970
 {
     return self.getTime() / 1000.0;
 }
+
 - (CPTimeInterval)timeIntervalSinceReferenceDate
 {
     return (self.getTime() - CPDateReferenceDate.getTime()) / 1000.0;
 }
+
 + (CPTimeInterval)timeIntervalSinceReferenceDate
 {
     return [[CPDate date] timeIntervalSinceReferenceDate];