Avoid empty examples files

Fixes #348

Keep the ciphers list commented out by default to be safe

.travis.yml

@@ -18,7 +18,6 @@ script:
   - mkdir win32
   - ln dnscrypt-proxy.exe win32/
   - cp ../LICENSE example-dnscrypt-proxy.toml example-*.txt win32/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - for i in win32/LICENSE win32/*.toml win32/*.txt; do ex -bsc '%!awk "{sub(/$/,\"\r\")}1"' -cx "$i"; done
   - ln ../windows/* win32/
   - zip -9 -r dnscrypt-proxy-win32-${TRAVIS_TAG:-dev}.zip win32
@@ -28,7 +27,6 @@ script:
   - mkdir win64
   - ln dnscrypt-proxy.exe win64/
   - cp ../LICENSE example-dnscrypt-proxy.toml example-*.txt win64/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - for i in win64/LICENSE win64/*.toml win64/*.txt; do ex -bsc '%!awk "{sub(/$/,\"\r\")}1"' -cx "$i"; done
   - ln ../windows/* win64/
   - zip -9 -r dnscrypt-proxy-win64-${TRAVIS_TAG:-dev}.zip win64
@@ -45,7 +43,6 @@ script:
   - mkdir openbsd-amd64
   - ln dnscrypt-proxy openbsd-amd64/
   - ln ../LICENSE example-dnscrypt-proxy.toml example-*.txt openbsd-amd64/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - tar czpvf dnscrypt-proxy-openbsd_amd64-${TRAVIS_TAG:-dev}.tar.gz openbsd-amd64
 
   - go clean
@@ -60,7 +57,6 @@ script:
   - mkdir freebsd-amd64
   - ln dnscrypt-proxy freebsd-amd64/
   - ln ../LICENSE example-dnscrypt-proxy.toml example-*.txt freebsd-amd64/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - tar czpvf dnscrypt-proxy-freebsd_amd64-${TRAVIS_TAG:-dev}.tar.gz freebsd-amd64
 
   - go clean
@@ -75,7 +71,6 @@ script:
   - mkdir dragonflybsd-amd64
   - ln dnscrypt-proxy dragonflybsd-amd64/
   - ln ../LICENSE example-dnscrypt-proxy.toml example-*.txt dragonflybsd-amd64/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - tar czpvf dnscrypt-proxy-dragonflybsd_amd64-${TRAVIS_TAG:-dev}.tar.gz dragonflybsd-amd64
 
   - go clean
@@ -90,7 +85,6 @@ script:
   - mkdir netbsd-amd64
   - ln dnscrypt-proxy netbsd-amd64/
   - ln ../LICENSE example-dnscrypt-proxy.toml example-*.txt netbsd-amd64/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - tar czpvf dnscrypt-proxy-netbsd_amd64-${TRAVIS_TAG:-dev}.tar.gz netbsd-amd64
 
   - go clean
@@ -105,7 +99,6 @@ script:
   - mkdir linux-x86_64
   - ln dnscrypt-proxy linux-x86_64/
   - ln ../LICENSE ../systemd/* example-dnscrypt-proxy.toml example-*.txt linux-x86_64/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - tar czpvf dnscrypt-proxy-linux_x86_64-${TRAVIS_TAG:-dev}.tar.gz linux-x86_64
 
   - go clean
@@ -155,7 +148,6 @@ script:
   - mkdir macos
   - ln dnscrypt-proxy macos/
   - ln ../LICENSE example-dnscrypt-proxy.toml example-*.txt macos/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - tar czpvf dnscrypt-proxy-macos-${TRAVIS_TAG:-dev}.tar.gz macos
 
   - go clean
@@ -184,7 +176,6 @@ script:
   - mkdir android-x86_64
   - ln dnscrypt-proxy android-x86_64/
   - cp ../LICENSE example-dnscrypt-proxy.toml example-*.txt android-x86_64/
-  - rm -f example-dnscrypt-proxy.toml ; sed 's/^tls_cipher_suite/# tls_cipher_suite/' example-dnscrypt-proxy.toml > example-dnscrypt-proxy.toml
   - zip -9 -r dnscrypt-proxy-android_x86_64-${TRAVIS_TAG:-dev}.zip android-x86_64
 
   - ls -l dnscrypt-proxy-*.tar.gz dnscrypt-proxy-*.zip

dnscrypt-proxy/example-dnscrypt-proxy.toml

@@ -128,13 +128,13 @@ cert_refresh_delay = 240
 ## 52393 = TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305
 ##
 ## On non-Intel CPUs such as MIPS routers and ARM systems (Android, Raspberry Pi...),
-## the following suite improves performance. RSA verification is faster than ECDSA.
+## the following suite improves performance.
 ## This may also help on Intel CPUs running 32-bit operating systems.
 ##
 ## Delete or comment the next line if you have issues fetching sources or
 ## connecting to some DoH servers. Google and Cloudflare are fine with it.
 
-tls_cipher_suite = [52392, 49199]
+# tls_cipher_suite = [52392, 49199]
 
 
 ## Fallback resolver