🚀 go-pugleaf

As Kyung Namgoong writes:
> 
> kaist $)C7N:NEM@G GQ19>n8^@OFD@O@; :80m 4@3$ A!@; 8n0!Av @{@>4O4Y.
> ks2iso.c 8& :88i,GW;s @T7BFD@O@; 29x>? search GX>_GO4B 8p<xA!@L @V@>4O4Y.
> GW;s 29h@G =C0#@L6u0M@: 9.A&A!@L @V4Y0m :>4O4Y.
> >F86 FD@O<15N?! ESC $ ) C 8& 5N1b@'GX <1ECGQ 9f9}@L6s0m ;}0"GU4O4Y88,
> 1W7/GQ 9f9}:84Y4B C3@= GQ19>n9.@Z8& 9_0_GO?4@;6'?! ESC $ ) C 8& 5N4B 0M@L
> :84Y H?@2@{@L6s0m ;}0"GU4O4Y864B >n60=@4O1n?
> 1W780TGO8i 29x>? search GX>_GO4B 8p<xA!@L >x>nA}4O4Y864B.

AA@: ;}0"@N0M 00=@4O4Y. A&0! Av3-9x Mail?!<- Designating Escape Sequence8&
Gl4u7N ?E1b4B 9f9}?! 4kGX<- @L>_1bG_4B5%, 1W 9f9}@: robustness?M
Gv@g GQ1[8^@O0z@G Compatibility, RFC1341(MIME) compatibility,
RFC1342(Non-ASCII Repesentation on Heade) compatibility6s4B goal0z @_ A6H-0!
>H5H4Y4B ;}0"@L 0h<S 5l4O4Y.

robustness:	Gl4u?! Escape Sequence8& 3V4B0M@: AA@: idea0! 8x5H4Y.
		Ao >n62 Internet MTA?! @GGX<- 6G4B 4Y8% Gateway?! @GGX<-
		Escape Sequence4B corrupted5I ?07A0! @V4Y.
		5{6s<- Gl4u?! Escape Sequence8& 3V1b @'GX<-4B Encoding@L
		GJ?dGO4Y.
		>n62 gateway4B @S@G@G Header field@G <x<-8& 9Y2Y0E3*
		Ek0z=CE0Av >J4B 0f?l0! @V4Y.

Gv@g@G GQ1[8^@O0z@G Compatibility:	Gl4u@L0G Body@L0G Designating Escape
		Sequence0! GJ?dGO4Y.

MIME & RFC-HDRS Philosophy: Non-ASCII Representation@: @/@z0! AwA" :84B Field
		Ao, commnet :N:P@L3*, Subject?M 00@: :N:P?! GQA$5G4B 0M@L
		9Y6wAwGO4Y.
		Ao Content-Type 5n0z 00@: Field?!<-@G Encoding@: :N@{@}GO4Y.

5{6s<- @'@G ;g=G5i7N:NEM Gl4u?! Escape Sequence8& 3V4B0M@: :R0!4IGO4Y6s4B
0a7P@L 3*?I4O4Y.
5{6s<- 0!@e acceptableGQ ;}0"@: 321C0f4T22<- 8;>8GO=E 4k7N GQ1[@L A&@O
C3@= 3*?C6' body?!<- Designating Escape Sequence8& 3V4B 9f9}@87N Gv@g@G
@NDZ5y 9f9}?! refinementAV4B 0M 00=@4O4Y.
(H?@2<:@L6u Cx8i?!<- :<6'...)
4Y8%:P5i@: >n6;0T ;}0"GO=C4BAv @G0_@; 5h0m =M=@4O4Y.
@L?M GT22, Supplementaty codeset A, B4B >n6;0T GX>_ GRAv?! 4kGX<-55
Ed7P@L GJ?dGQ0M 00=@4O4Y. 0x>wAxHoC;?!<- 3*?B Korean EUC?!<-4B @L 9.A&8&
>n6;0T 4Y7g0m @V4BAv >K0m 0h=C4B :P22<- PostingGX AV=C1b 9Y6x4O4Y.
A& 1b:;@{@N Idea4B A,B8& 0"0" G2 G3?! DesignateGO0m Single Shift8& =a<-
CallGO4B 0M@T4O4Y.
@L4^>H?! Japanese Encoding?! 0|GQ RFC0! 3*?@0m IANA?! MIME Charset@87N
ISO-2022-jp0! 5n7O5I 0M 00=@4O4Y. ?l8.55 G`:88& ;!8. GR GJ?d0! @VAv >J3*
;}0"5K4O4Y. 

-?lG|