First release candidate for v5.14

General
-------
- split tools description into individual files
  [#2350] (https://github.com/paparazzi/paparazzi/pull/2350)
- add ROVER firmware
  [#2276] (https://github.com/paparazzi/paparazzi/pull/2276)
- Ocaml 4.05 compat
  [#2221] (https://github.com/paparazzi/paparazzi/pull/2221)
- Python pprz center improvements
  [#2236] (https://github.com/paparazzi/paparazzi/pull/2236)
  [#2210] (https://github.com/paparazzi/paparazzi/pull/2210)
  [#2093] (https://github.com/paparazzi/paparazzi/pull/2093)
- fix compilations for GCC7
  [#2233] (https://github.com/paparazzi/paparazzi/pull/2233)
  [#2208] (https://github.com/paparazzi/paparazzi/pull/2208)
- support for NatNet3
  [#2198] (https://github.com/paparazzi/paparazzi/pull/2198)
- use PPRZLINK v2.0 by default
  [#2191] (https://github.com/paparazzi/paparazzi/pull/2191)
- store SHA in aircraft conf
  [#1921] (https://github.com/paparazzi/paparazzi/pull/1921)
- improve Gazebo support
  [#2357] (https://github.com/paparazzi/paparazzi/pull/2357)
  [#2338] (https://github.com/paparazzi/paparazzi/pull/2338)
  [#2335] (https://github.com/paparazzi/paparazzi/pull/2335)
  [#2230] (https://github.com/paparazzi/paparazzi/pull/2230)
  [#2225] (https://github.com/paparazzi/paparazzi/pull/2225)
  [#2219] (https://github.com/paparazzi/paparazzi/pull/2219)
  [#2172] (https://github.com/paparazzi/paparazzi/pull/2172)
  [#2149] (https://github.com/paparazzi/paparazzi/pull/2149)
  [#2120] (https://github.com/paparazzi/paparazzi/pull/2120)
  [#2128] (https://github.com/paparazzi/paparazzi/pull/2128)
  [#2135] (https://github.com/paparazzi/paparazzi/pull/2135)
- start Sphinx doc
  [#2247] (https://github.com/paparazzi/paparazzi/pull/2247)
- set xbee channel option
  [#2290] (https://github.com/paparazzi/paparazzi/pull/2290)
  [#2288] (https://github.com/paparazzi/paparazzi/pull/2288)
- fix Docker image and dependencies
- conf cleaning

GCS
---
- display air traffic from Opensky network
  [#2259] (https://github.com/paparazzi/paparazzi/pull/2259)
- configuration
  [#2131] (https://github.com/paparazzi/paparazzi/pull/2131)
- improve cam footprint
  [#2103] (https://github.com/paparazzi/paparazzi/pull/2103)
- A/C on top
  [#2274] (https://github.com/paparazzi/paparazzi/pull/2274)

Airborne
--------
- update RC lost behavior
  [#2287] (https://github.com/paparazzi/paparazzi/pull/2287)
  [#2286] (https://github.com/paparazzi/paparazzi/pull/2286)
- update to ChibiOS 18.2.2
  [#2296] (https://github.com/paparazzi/paparazzi/pull/2296)
- fix intermcu
  [#2275] (https://github.com/paparazzi/paparazzi/pull/2275)
- throttle curve
  [#1878] (https://github.com/paparazzi/paparazzi/pull/1878)
- INDI control improvements
  [#2200] (https://github.com/paparazzi/paparazzi/pull/2200)
  [#2145] (https://github.com/paparazzi/paparazzi/pull/2145)
- Estimation filters (drag, wind)
  [#2351] (https://github.com/paparazzi/paparazzi/pull/2351)
  [#2320] (https://github.com/paparazzi/paparazzi/pull/2320)
  [#1910] (https://github.com/paparazzi/paparazzi/pull/1910)
  [#2262] (https://github.com/paparazzi/paparazzi/pull/2262)
  [#2161] (https://github.com/paparazzi/paparazzi/pull/2161)
  [#2132] (https://github.com/paparazzi/paparazzi/pull/2132)
- range sensor
  [#2158] (https://github.com/paparazzi/paparazzi/pull/2158)
- HACL-C, secure telemetry, RNG support
  [#2245] (https://github.com/paparazzi/paparazzi/pull/2245)
  [#2235] (https://github.com/paparazzi/paparazzi/pull/2235)
  [#2205] (https://github.com/paparazzi/paparazzi/pull/2205)
  [#2199] (https://github.com/paparazzi/paparazzi/pull/2199)
  [#2192] (https://github.com/paparazzi/paparazzi/pull/2192)
  [#2150] (https://github.com/paparazzi/paparazzi/pull/2150)
  [#2163] (https://github.com/paparazzi/paparazzi/pull/2163)
  [#2164] (https://github.com/paparazzi/paparazzi/pull/2164)
- math and filter lib
  [#2226] (https://github.com/paparazzi/paparazzi/pull/2226)
  [#2160] (https://github.com/paparazzi/paparazzi/pull/2160)
  [#2156] (https://github.com/paparazzi/paparazzi/pull/2156)
  [#2142] (https://github.com/paparazzi/paparazzi/pull/2142)
- bebop wifi tools
  [#2234] (https://github.com/paparazzi/paparazzi/pull/2234)
  [#2146] (https://github.com/paparazzi/paparazzi/pull/2146)
- preliminary F3 and X-Vert support
  [#2113] (https://github.com/paparazzi/paparazzi/pull/2113)
- computer vision fixes and improvements
  [#2363] (https://github.com/paparazzi/paparazzi/pull/2363)
  [#2334] (https://github.com/paparazzi/paparazzi/pull/2334)
  [#2330] (https://github.com/paparazzi/paparazzi/pull/2330)
  [#2324] (https://github.com/paparazzi/paparazzi/pull/2324)
  [#2325] (https://github.com/paparazzi/paparazzi/pull/2325)
  [#2315] (https://github.com/paparazzi/paparazzi/pull/2315)
  [#2308] (https://github.com/paparazzi/paparazzi/pull/2308)
  [#2305] (https://github.com/paparazzi/paparazzi/pull/2305)
  [#2297] (https://github.com/paparazzi/paparazzi/pull/2297)
  [#2173] (https://github.com/paparazzi/paparazzi/pull/2173)
  [#2269] (https://github.com/paparazzi/paparazzi/pull/2269)
  [#2239] (https://github.com/paparazzi/paparazzi/pull/2239)
  [#2215] (https://github.com/paparazzi/paparazzi/pull/2215)
  [#2195] (https://github.com/paparazzi/paparazzi/pull/2195)
  [#2159] (https://github.com/paparazzi/paparazzi/pull/2159)
  [#2150] (https://github.com/paparazzi/paparazzi/pull/2150)
  [#2096] (https://github.com/paparazzi/paparazzi/pull/2096)
- Decawave UWB modules
  [#2154] (https://github.com/paparazzi/paparazzi/pull/2154)
- formation control
  [#2293] (https://github.com/paparazzi/paparazzi/pull/2293)
  [#2246] (https://github.com/paparazzi/paparazzi/pull/2246)
  [#2206] (https://github.com/paparazzi/paparazzi/pull/2206)
- fix mission control
  [#2211] (https://github.com/paparazzi/paparazzi/pull/2211)
- Jevois smart camera support
  [#2342] (https://github.com/paparazzi/paparazzi/pull/2342)
  [#2343] (https://github.com/paparazzi/paparazzi/pull/2343)
  [#2322] (https://github.com/paparazzi/paparazzi/pull/2322)
- better arming status messages
- rewrite Spektrum driver
  [#2250] (https://github.com/paparazzi/paparazzi/pull/2250)