debian/control: fix several packaging issues since the re-packaging started

debian/control

@@ -124,7 +124,7 @@ Depends:
 Section: debug
 Breaks: nx-x11-dbg (<< 2:3.5.0.29-0x2go2~),
 Replaces: nx-x11-dbg,
-Description: nx-X11 client-side library (development headers)
+Description: nx-X11 client-side library (debug package)
  NX is a software suite which implements very efficient
  compression of the X11 protocol. This increases performance when
  using X applications over a network, especially a slow one.
@@ -797,13 +797,9 @@ Description: nx-X11 RandR extension wire protocol
  compression of the X11 protocol. This increases performance when
  using X applications over a network, especially a slow one.
  .
- libNX_Xrandr provides an X Window System client interface to the RandR
- extension to the X protocol.
- .
- The RandR extension allows for run-time configuration of display attributes
- such as resolution, rotation, and reflection.
- .
- This package contains the development headers for this library.
+ This package provides development headers describing the wire protocol
+ for the RandR extension, used to change display properties such as
+ resolution, rotation, reflection, et al, on the fly.
 
 Package: libnx-xrandr2-dbg
 Architecture: any
@@ -1081,10 +1077,6 @@ Description: NX proxy
  using X applications over a network, especially a slow one.
  .
  This package provides the NX proxy (client) binary.
- .
- This package contains detached debug symbols that help generating more
- helpful backtraces. You can safely remove it if you do not intend to
- debug NX packages on this system.
 
 Package: nxproxy-dbg
 Section: debug
@@ -1170,6 +1162,8 @@ Description: nx-X11 compression library (development headers)
  compression of the X11 protocol. This increases performance when
  using X applications over a network, especially a slow one.
  .
+ This package provides the compression library.
+ .
  This package contains the development headers for this library.
 
 Package: libxcomp3-dbg
@@ -1187,6 +1181,8 @@ Description: nx-X11 compression library (debug package)
  compression of the X11 protocol. This increases performance when
  using X applications over a network, especially a slow one.
  .
+ This package provides the compression library.
+ .
  This package contains debug symbols for this library.
 
 Package: libxcompext3
@@ -1221,6 +1217,8 @@ Description: nx-X11 protocol compression extensions library (development headers
  compression of the X11 protocol. This increases performance when
  using X applications over a network, especially a slow one.
  .
+ This package extends the core NX library with additional features.
+ .
  This package contains the development headers for this library.
 
 Package: libxcompext3-dbg
@@ -1238,10 +1236,11 @@ Description: nx-X11 protocol compression extensions library (debug package)
  compression of the X11 protocol. This increases performance when
  using X applications over a network, especially a slow one.
  .
+ This package extends the core NX library with additional features.
+ .
  This package contains debug symbols for this library.
 
 Package: libxcompshad3
-Section: x11
 Architecture: any
 Multi-Arch: same
 Pre-Depends:
@@ -1272,6 +1271,8 @@ Description: nx-X11 shadowing library (development headers)
  compression of the X11 protocol. This increases performance when
  using X applications over a network, especially a slow one.
  .
+ This package provides a library for shadow session support.
+ .
  This package contains the development headers for this library.
 
 Package: libxcompshad3-dbg
@@ -1289,4 +1290,6 @@ Description: nx-X11 shadowing library (debug package)
  compression of the X11 protocol. This increases performance when
  using X applications over a network, especially a slow one.
  .
+ This package provides a library for shadow session support.
+ .
  This package contains debug symbols for this library.