Cache mvn dependancies for Travis-CI

[ahmad-ibra]

Speeds up build times

[codecov-io]

Codecov Report

Merging #322 into RTW_6.2.0 will decrease coverage by 0.01%.
The diff coverage is n/a.

@@               Coverage Diff               @@
##             RTW_6.2.0     #322      +/-   ##
===============================================
- Coverage        37.17%   37.15%   -0.02%     
+ Complexity        1670     1668       -2     
===============================================
  Files              103      103              
  Lines            23663    23663              
  Branches          3918     3918              
===============================================
- Hits              8796     8793       -3     
- Misses           13278    13282       +4     
+ Partials          1589     1588       -1

Flag	Coverage Δ	Complexity Δ
#JDBC41	36.92% <ø> (-0.12%)	1656 <ø> (-8)
#JDBC42	37.05% <ø> (+0.01%)	1662 <ø> (+2)	⬆️

Impacted Files	Coverage Δ	Complexity Δ
src/main/java/microsoft/sql/DateTimeOffset.java	37.14% <0%> (-2.86%)	8% <0%> (-2%)
...rc/main/java/com/microsoft/sqlserver/jdbc/DDC.java	29.88% <0%> (-0.23%)	56% <0%> (ø)
...rc/main/java/com/microsoft/sqlserver/jdbc/dtv.java	36.79% <0%> (-0.21%)	0% <0%> (ø)
...oft/sqlserver/jdbc/SQLServerPreparedStatement.java	33.45% <0%> (-0.18%)	89% <0%> (-1%)
...in/java/com/microsoft/sqlserver/jdbc/IOBuffer.java	45.95% <0%> (+0.06%)	0% <0%> (ø)	⬇️
...om/microsoft/sqlserver/jdbc/SQLServerBulkCopy.java	49% <0%> (+0.21%)	211% <0%> (+1%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update d8f677e...51339f4. Read the comment docs.