Remove code which checks for unsupported influxdb versions

[majst01]

No description provided.

[codecov-io]

Codecov Report

Merging #474 into master will increase coverage by 0.11%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #474      +/-   ##
============================================
+ Coverage      86.8%   86.91%   +0.11%     
+ Complexity      304      303       -1     
============================================
  Files            20       20              
  Lines          1296     1292       -4     
  Branches        135      134       -1     
============================================
- Hits           1125     1123       -2     
- Misses          110      111       +1     
+ Partials         61       58       -3

Impacted Files	Coverage Δ	Complexity Δ
src/main/java/org/influxdb/impl/InfluxDBImpl.java	88.82% <ø> (+1.06%)	69 <0> (ø)	⬇️
src/main/java/org/influxdb/InfluxDBException.java	87.27% <0%> (-3.64%)	11% <0%> (-1%)

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[lxhoan]

Hi @majst01 ,
I'd like to ask if this PR means support for versions 0.x and 1.0x are now dropped ? If so I agree that checking for them is not neccessary

[majst01]

Yes, the actual version cannot talk to version 1.0 and below because of the changed lineprotocol.