doc: Remove :new markers in external backend descriptions

External backends are per definition not new sane-backends.  Removing
the commented out info makes for fewer false hits when searching.

doc/descriptions-external/brother-mfc4600.desc

@@ -12,8 +12,6 @@
 
 :backend "brother-mfc4600"               ; name of backend
 ;:version "0.42"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://sourceforge.net/projects/brother-mfc"
 ;:comment ""

doc/descriptions-external/brother.desc

@@ -12,8 +12,6 @@
 
 :backend "brother"               ; name of backend
 ;:version "1.0.0"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://solutions.brother.com/linux/sol/printer/linux/sane_drivers.html" ; backend's web page
 :comment "External backend made by brother. As this software contains non-free parts, it can't be included into SANE. If you can't find your model here, please have a look at the brother website which contains the latest list."

doc/descriptions-external/brother2.desc

@@ -12,8 +12,6 @@
 
 :backend "brother2"               ; name of backend
 ;:version "1.0.0"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://solutions.brother.com/linux/sol/printer/linux/sane_drivers.html" ; backend's web page
 :comment "External backend made by brother. As this software contains non-free parts, it can't be included into SANE. If you can't find your model here, please have a look at the brother website which contains the latest list."

doc/descriptions-external/cs3200f.desc

@@ -12,8 +12,6 @@
 
 :backend "cs3200f"               ; name of backend
 ;:version "0"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-cs3200f"          ; name of manpage (if it exists)
 ;:url "http://www.luser.com/temp/" ; backend's web page
 :comment "Backend is in experimental CVS"

doc/descriptions-external/hp3770.desc

@@ -12,8 +12,6 @@
 
 :backend "hp3770" 	          ; name of backend
 ;:version "0.0"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://www.cyberbaladeur.fr/telechargement.html" ; backend's web page
 :comment "This backend can't be added to the SANE distribution because it consists of binary-only code."

doc/descriptions-external/hp8200.desc

@@ -12,8 +12,6 @@
 
 :backend "hp8200" 	          ; name of backend
 ;:version "0.0"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://www.cyberbaladeur.fr/telechargement.html" ; backend's web page
 :comment "This backend can't be added to the SANE distribution because it consists of binary-only code."

doc/descriptions-external/lhii.desc

@@ -12,8 +12,6 @@
 
 :backend "lhii"               ; name of backend
 ;:version "0.42"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://www.sane-project.org/backends/lhii/lhii-v0.2.tgz" ; backend's web page
 :comment "This backend is for old handscanners with proprietary adapter cards. You also need a kernel driver. You may find such drivers at that page: http://www.willamowius.de/scanner.html ."

doc/descriptions-external/panamfs.desc

@@ -12,8 +12,6 @@
 
 :backend "panamfs"               ; name of backend
 ;:version "1.0.0"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://panasonic.net/pcc/support/fax/common/table/linuxdriver.html" ; backend's web page
 :comment "External backend made by panasonic."

doc/descriptions-external/primascan.desc

@@ -12,8 +12,6 @@
 
 :backend "primascan"               ; name of backend
 ;:version "0.42"                   ; version of backend (or "unmaintained")
-;:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 ;:manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://www.geocities.com/trsh0101/index.html" ; backend's web page
 :comment "SANE backend and stand-alone program"

doc/descriptions-external/template.desc.

@@ -12,8 +12,6 @@
 
 :backend "template"               ; name of backend
 :version "0.42"                   ; version of backend (or "unmaintained")
-:new :yes                         ; Is the backend new to this SANE release?
-                                  ; :yes or :no
 :manpage "sane-template"          ; name of manpage (if it exists)
 :url "http://www.luser.com/temp/" ; backend's web page
 :url "http://www.luser.com/b/"    ; another backend webpage